Products

Suppliers
Filter Gallery
98,099

Wholesale Auto Light Sensor

Products
Motion Sensor Light Curtain Sensor Auto Sensor Light Control Photocell Sensor Oil Level Sensor Night Light

Sorry! No matches were found.

Auto Body Multi Color Induction Sensor Light

Auto Body Multi Color Induction Sensor Light

US $ 30 / Piece FOB
1 Piece (MOQ)
More
Main Products: Safety Electromagnetic Interlock/Switch, Safety RFID Door Switch, Safety Light Curtain/Gratings, Safety Gratings Measurement, Vehicle Separation Measurement Gratings, Safety Relay Module, Safety Latch, Photoelectric Sensor, Switch Button Box and Alarm Light, Laser Scanner
Contact Supplier
Audited Supplier Audited Supplier Since 2023
Shenzhen Tongchuang Mechatronics Co., Ltd.

Manufacturer/Factory

Guangdong, China Since 2023
Chat Now Send Inquiry
97253-1d100 Auto Light Sensing Sensor for Hyundai KIA

97253-1d100 Auto Light Sensing Sensor for Hyundai KIA

US $ 1.45-3.26 / pieces FOB
4 pieces (MOQ)
More
Component : SemiConductor Type
Contact Supplier
Audited Supplier Audited Supplier Since 2023
Tianjin Jiapai Automotive Technology Co., Ltd

Trading Company

Hebei, China Since 2023
Chat Now Send Inquiry
Light Screen Sensor 50-800mm Auto Accessory with Alarm System

Light Screen Sensor 50-800mm Auto Accessory with Alarm System

1 Piece (MOQ)
More
Main Products: Fiber Optic Sensor, Proximity Sensor, Photoelectric Sensor, Label Sensor, Ultrasonic Sensor, Light Curtain, Laser Sensor, Pressure Sensor, Laser Displacement Sensor, DIN Power Supply
Contact Supplier
Audited Supplier Audited Supplier Since 2019
F&C Sensing Technology (Hunan) Co., Ltd.

Manufacturer/Factory,Trading Company

Hunan, China Since 2019
Chat Now Send Inquiry
Round Shaped Auto Pyroelectric Infrared Radial Sensor for LED Light (D203S)

Round Shaped Auto Pyroelectric Infrared Radial Sensor for LED Light (D203S)

US $ 0.35-0.6 / Piece FOB
1 Piece (MOQ)
More
Usage : Anti-theft, Temperature
Contact Supplier
Audited Supplier Audited Supplier Since 2016
HW INDUSTRIAL CO., LTD

Manufacturer/Factory,Trading Company

Guangdong, China Since 2016
Chat Now Send Inquiry
AC110V 220V Embedded Auto on off Lights Microwave Radar Sensor

AC110V 220V Embedded Auto on off Lights Microwave Radar Sensor

US $ 2.29-2.48 / Piece FOB
20 Pieces (MOQ)
More
Main Products: Motion Sensor, Mirror Touch Sensor, Wardrobe Sensor, Microwave Sensor, Photocell Sensor
Contact Supplier
Audited Supplier Audited Supplier Since 2024
Zhongshan Lailux Led Lighting Co., Ltd

Manufacturer/Factory

Guangdong, China Since 2024
Chat Now Send Inquiry
Photocell Auto Switch Sensor Day / Night Sensor Smart Control Sensor for LED Street Light

Photocell Auto Switch Sensor Day / Night Sensor Smart Control Sensor for LED Street Light

US $ 2.8 / Piece FOB
1,000 Pieces (MOQ)
More
Feature : Conductor
Contact Supplier
Audited Supplier Audited Supplier Since 2024
Shenzhen 3Ray Lighting Technology Co. Ltd

Manufacturer/Factory,Trading Company

Guangdong, China Since 2024
Chat Now Send Inquiry
Sinotruk HOWO Light Truck Accessories Urea Tank Sensor Urea Level Sensor Sdas-226 Sdas0159 Auto Part Urea Sensor

Sinotruk HOWO Light Truck Accessories Urea Tank Sensor Urea Level Sensor Sdas-226 Sdas0159 Auto Part Urea Sensor

US $ 77-153 / Piece FOB
20 Pieces (MOQ)
More
Main Products: Fuel Level Sensor Adblue Level Sensor
Contact Supplier
Audited Supplier Audited Supplier Since 2022
Jinan Deka Auto Technology Co., Ltd

Manufacturer/Factory

Shandong, China Since 2022
Chat Now Send Inquiry
Auto Sensor Injection Molding Machine of Hazardous Area Protection Safety Light Curtain

Auto Sensor Injection Molding Machine of Hazardous Area Protection Safety Light Curtain

US $ 55-65 / Piece FOB
1 Piece (MOQ)
More
Customized : Customized
Contact Supplier
Audited Supplier Audited Supplier Since 2021
Shenzhen Jutai Comm Co., Ltd.

Manufacturer/Factory,Trading Company

Guangdong, China Since 2021
Chat Now Send Inquiry
Auto on off Wall Light LED Step Stair Light with Motion Sensor for Hallway Stairs Passageway Sensor

Auto on off Wall Light LED Step Stair Light with Motion Sensor for Hallway Stairs Passageway Sensor

US $ 1-3 / Piece FOB
1 Piece (MOQ)
More
Main Products: Micro Fiber Fabric, Brushed Fabric, Peach Skin, Satin, Pongee, Micro Fiber Bedsheets, Pillow, Ultrasonic Quilt, Wax Fabric, 100% Polyester Fabric
Contact Supplier
Audited Supplier Audited Supplier Since 2020
HUZHOU SHAREH HOME CO., LTD

Manufacturer/Factory,Trading Company

Zhejiang, China Since 2020
Chat Now Send Inquiry
IP65 24VDC Measurement Device Light Curtains Volume Measuring Sensor for Auto Production Line

IP65 24VDC Measurement Device Light Curtains Volume Measuring Sensor for Auto Production Line

US $ 100-600 / Piece FOB
1 Piece (MOQ)
More
Customized : Customized
Contact Supplier
Audited Supplier Audited Supplier Since 2021
TIANJIN G-TEK SENSOR TECHNOLOGY CO., LTD

Manufacturer/Factory

Tianjin, China Since 2021
Chat Now Send Inquiry
3827010A0-N031oil Float Fuel Sending Unit Fuel Level Sensor Auto Heater Fuel Tank Sender for Dayun Light Truck Shacman Foton Auman Beiebntruck FAW JAC Camc

3827010A0-N031oil Float Fuel Sending Unit Fuel Level Sensor Auto Heater Fuel Tank Sender for Dayun Light Truck Shacman Foton Auman Beiebntruck FAW JAC Camc

US $ 10-15 / Piece FOB
1 Piece (MOQ)
More
Main Products: Truck Spare Parts, Radiator Intercooler, Stater Alternator, Engine Parts, Gearbox Parts, Drive Cab Parts, Suspension Parts Clutch Plate, Headlamp Filter, Bumper Grill Windscreen, Sunshield Mirror Door Handlel
Contact Supplier
Audited Supplier Audited Supplier Since 2021
Jinan Zhengdian Auto Parts Co.,LTD

Manufacturer/Factory

Shandong, China Since 2021
Chat Now Send Inquiry
25889337 Brake Pedal Position Sensor Auto Brake Light Switch 20995840 1802-301867 10366474 for Regal Cruze Cadillac

25889337 Brake Pedal Position Sensor Auto Brake Light Switch 20995840 1802-301867 10366474 for Regal Cruze Cadillac

US $ 6 / Piece FOB
20 Pieces (MOQ)
More
Certification : ISO
Contact Supplier
Audited Supplier Audited Supplier Since 2017
Guanzhou Baiyun District Zhenhao Auto Parts Trade Center

Trading Company

Guangdong, China Since 2017
Chat Now Send Inquiry
Gas Analyzer Pressure Sensor Liquid Level Sensor Sensor Switch Photoelectric Sensor Gas Sensor
Auto Pressure Sensor Differential for JAC Light Duty Truck 1026380fe130

Auto Pressure Sensor Differential for JAC Light Duty Truck 1026380fe130

US $ 22.99-30.67 / Piece FOB
1 Piece (MOQ)
More
Main Products: JAC Motor Parts, Mg Maxus Parts, Dongfeng Parts, Mercedes Benz Parts, Gates Auto Parts, Phc Valeo Parts, Foton Parts
Contact Supplier
Audited Supplier Audited Supplier Since 2022
Hefei Yifan Auto Parts Sales Co., Ltd.

Manufacturer/Factory

Anhui, China Since 2022
Chat Now Send Inquiry
K60-V Handheld Lel Gas Sensor Approved by CE

K60-V Handheld Lel Gas Sensor Approved by CE

US $ 89-890 / Piece FOB
1 Piece (MOQ)
More
Customized : Customized
Contact Supplier
Audited Supplier Audited Supplier Since 2016
Nanjing KELISAIKE Safety Equipment Co., Ltd.

Manufacturer/Factory,Trading Company

Jiangsu, China Since 2016
Chat Now Send Inquiry
Sensor Integration Module with Laser Point-Type Gas Detection Technology

Sensor Integration Module with Laser Point-Type Gas Detection Technology

US $ 2,428.57 / Piece FOB
1 Piece (MOQ)
More
Main Products: Laser Gas Detection Instruments, Gas Detector, Laser Detector, Core Components, Laser Sensor
Contact Supplier
Audited Supplier Audited Supplier Since 2024
HXTX Sensing Technology (Dalian) Co., Ltd.

Manufacturer/Factory

Liaoning, China Since 2024
Chat Now Send Inquiry
High-Precision Laser Point-Type Gas Detection for Combustible and Toxic Gas Sensors

High-Precision Laser Point-Type Gas Detection for Combustible and Toxic Gas Sensors

US $ 457.14 / Piece FOB
1 Piece (MOQ)
More
Customized : Non-Customized
Contact Supplier
Audited Supplier Audited Supplier Since 2024
HXTX Sensing Technology (Dalian) Co., Ltd.

Manufacturer/Factory

Liaoning, China Since 2024
Chat Now Send Inquiry
Gas Sensor Integration with Laser Point-Type Detection Systems

Gas Sensor Integration with Laser Point-Type Detection Systems

US $ 5,000 / Piece FOB
1 Piece (MOQ)
More
Main Products: Laser Gas Detection Instruments, Gas Detector, Laser Detector, Core Components, Laser Sensor
Contact Supplier
Audited Supplier Audited Supplier Since 2024
HXTX Sensing Technology (Dalian) Co., Ltd.

Manufacturer/Factory

Liaoning, China Since 2024
Chat Now Send Inquiry
Nkyf Atex 4 Gases Detector Portable Compounds Voc H2s CO2 Co No No2 O2 O3 So2 Multi Gas Sensor

Nkyf Atex 4 Gases Detector Portable Compounds Voc H2s CO2 Co No No2 O2 O3 So2 Multi Gas Sensor

US $ 350-500 / Piece FOB
1 Piece (MOQ)
More
Certification : FCC, CE, RoHS
Contact Supplier
Audited Supplier Audited Supplier Since 2023
Ningxia Nuoke Yinfeng Intelligent And Technology Co., Ltd.

Manufacturer/Factory

Ningxia, China Since 2023
Chat Now Send Inquiry
Xiyuan Motors Pumps Light Built-in Circuitry Universal Triaxial Voltage Iepe Piezoelectric Acceleration Sensor (A23F50)

Xiyuan Motors Pumps Light Built-in Circuitry Universal Triaxial Voltage Iepe Piezoelectric Acceleration Sensor (A23F50)

US $ 379-463 / Piece FOB
1 Piece (MOQ)
More
Main Products: Piezoelectric Acceleration Sensor, Piezoelectric Vibration Sensor, Piezoelectric Force Sensor, Piezoelectric Pressure Sensor, Transmitter, Accelerometer, Piezoelectric Transducer
Contact Supplier
Audited Supplier Audited Supplier Since 2022
Yangzhou Xiyuan Electronic Technology Co., Ltd

Manufacturer/Factory

Jiangsu, China Since 2022
Chat Now Send Inquiry
Four Gas Sensor for All Kind of Gas with Explosionproof Certification

Four Gas Sensor for All Kind of Gas with Explosionproof Certification

US $ 80-150 / Piece FOB
1 Piece (MOQ)
More
Alarm Volume (within 1m) : ≥90dB
Contact Supplier
Audited Supplier Audited Supplier Since 2017
Nanjing AIYI Technologies Co., Ltd.

Manufacturer/Factory,Trading Company

Jiangsu, China Since 2017
Chat Now Send Inquiry
Related Videos
  • What is 97253-1d100 Auto Light Sensing Sensor for Hyundai KIA
    What is 97253-1d100 Auto Light Sensing Sensor for Hyundai KIA
    Negotiable
    4 pieces (MOQ)
    Contact Supplier
  • What is Light Screen Sensor 50-800mm Auto Accessory with Alarm System
    What is Light Screen Sensor 50-800mm Auto Accessory with Alarm System
    Negotiable
    1 Piece (MOQ)
    Contact Supplier
  • What is AC110V 220V Embedded Auto on off Lights Microwave Radar Sensor
    What is AC110V 220V Embedded Auto on off Lights Microwave Radar Sensor
    Negotiable
    20 Pieces (MOQ)
    Contact Supplier
  • What is Photocell Auto Switch Sensor Day / Night Sensor Smart Control Sensor for LED Street Light
    What is Photocell Auto Switch Sensor Day / Night Sensor Smart Control Sensor for LED Street Light
    Negotiable
    1,000 Pieces (MOQ)
    Contact Supplier
Large-Capacity Lithium Battery Hydrogen Chloride HCl Gas Sensor in Gas Analyzer Gas Analysis Equipment Gas Analysis

Large-Capacity Lithium Battery Hydrogen Chloride HCl Gas Sensor in Gas Analyzer Gas Analysis Equipment Gas Analysis

US $ 450 / Set FOB
1 Set (MOQ)
More
Main Products: Thermal Analysis, Water Quality Analyzer, Textile Testing, Pulp Testing, Rubber and Plastictesting, Density Meter, Electronic Balance, Gas Detector, Moisture Meter, Paper and Paperboard Testing
Contact Supplier
Audited Supplier Audited Supplier Since 2020
SKZ International Co., Ltd.

Manufacturer/Factory,Trading Company

Shandong, China Since 2020
Chat Now Send Inquiry
Precision Throttle Position Sensor for Reliable Vehicle Performance 35190-4X700

Precision Throttle Position Sensor for Reliable Vehicle Performance 35190-4X700

US $ 5-7 / pieces FOB
4 pieces (MOQ)
More
Brand : SONY
Contact Supplier
Audited Supplier Audited Supplier Since 2023
Tianjin Jiapai Automotive Technology Co., Ltd

Trading Company

Hebei, China Since 2023
Chat Now Send Inquiry
Byde30050K10 Biedas Miniature Light Weight High Strength Triaxial Acceleration Sensor

Byde30050K10 Biedas Miniature Light Weight High Strength Triaxial Acceleration Sensor

US $ 828 / Piece FOB
1 Piece (MOQ)
More
Main Products: Infrared Thermometer, Acceleration Sensor, Data Collector, Modal Exciter, Intelligent Controller, Vibration Calibrator
Contact Supplier
Audited Supplier Audited Supplier Since 2023
Wuxi Baiyida Electromechanical Technology Co., Ltd.

Manufacturer/Factory

Jiangsu, China Since 2023
Chat Now Send Inquiry
Small and Light OEM Factory Price Economic Compact Pressure Sensor

Small and Light OEM Factory Price Economic Compact Pressure Sensor

US $ 18-33 / Piece FOB
1 Piece (MOQ)
More
For : Ceramic Pressure Transmitter
Contact Supplier
Audited Supplier Audited Supplier Since 2019
Holykell Technology Company Limited

Manufacturer/Factory,Trading Company

Hunan, China Since 2019
Chat Now Send Inquiry

Not exactly what you want?

Post Sourcing Request

Wireless 180 Rotatable IP65 Outdoor Anti-Strong Light Infrared Photocell Sensor 30m

Wireless 180 Rotatable IP65 Outdoor Anti-Strong Light Infrared Photocell Sensor 30m

US $ 27-42 / Pair FOB
1 Pair (MOQ)
More
Main Products: Automatic Door Sensor, Gate Automation Security Solution, RFID Reader, Barrier Gate, Gate Motor, Remote Transimitter and Receiver, Access Control System, 4G Clouds Security Solution, Parking Management System, Parking Guidance System
Contact Supplier
Audited Supplier Audited Supplier Since 2021
Shenzhen Jutai Comm Co., Ltd.

Manufacturer/Factory,Trading Company

Guangdong, China Since 2021
Chat Now Send Inquiry
H2s Hydrogen Sulfide Handheld Gas Sensor

H2s Hydrogen Sulfide Handheld Gas Sensor

US $ 60-75 / Piece FOB
1 Piece (MOQ)
More
Customized : Non-Customized
Contact Supplier
Audited Supplier Audited Supplier Since 2009
WANT Balance Instrument Co., Ltd.

Manufacturer/Factory

Jiangsu, China Since 2009
Chat Now Send Inquiry
Small/Lightweight/ Remote Gas/ Methane Leakage Sensor

Small/Lightweight/ Remote Gas/ Methane Leakage Sensor

US $ 7,000-7,500 / Piece FOB
1 Piece (MOQ)
More
Main Products: Electrical Protection & Grounding System, Remote Methane Leak Detector, Ground Clamp, Static Ground Monitoring System, Static Grounding Reel, Self-Recovery Bollard, Overfill Sensor, Level Controller, Bypass Conductor, Mass Flow Meter
Contact Supplier
Audited Supplier Audited Supplier Since 2006
Qingdao Alptec Safety Equipment Co., Ltd.

Manufacturer/Factory,Trading Company

Shandong, China Since 2006
Chat Now Send Inquiry
Sem332 Multiple Gas Detection Sensors

Sem332 Multiple Gas Detection Sensors

US $ 70-80 / Piece FOB
1 Piece (MOQ)
More
IP Rating : IP65
Contact Supplier
Audited Supplier Audited Supplier Since 2023
Chengdu Sentec Technology Co., Ltd.

Manufacturer/Factory,Trading Company

Sichuan, China Since 2023
Chat Now Send Inquiry
LED Display O2 Oxygen Gas Detector Transmitter Sensor

LED Display O2 Oxygen Gas Detector Transmitter Sensor

US $ 70-150 / Piece FOB
1 Piece (MOQ)
More
Main Products: Gas Detector, Call Point, Carbon Monoxide Detector, Manual Operated Siren, Fire Hose Nozzle, Fire Fighting Parts, Fire Alarm Bell, Smoke Detector, Gas Alarm, Gas Detector Alarm
Contact Supplier
Audited Supplier Audited Supplier Since 2013
Mantern Industrial Co., Limited

Trading Company

Henan, China Since 2013
Chat Now Send Inquiry
4259333 Hydraulic Pressure Sensor for Hitachi Ex200-2 Ex200-3 Excavator Spare Parts

4259333 Hydraulic Pressure Sensor for Hitachi Ex200-2 Ex200-3 Excavator Spare Parts

US $ 5-15 / Piece FOB
1 Piece (MOQ)
More
Condition : New
Contact Supplier
Since 2023
Guangdong Ruijie Spare Parts Co., Ltd

Manufacturer/Factory

Guangdong, China Since 2023
Chat Now Send Inquiry
12m Reflective Photo Sensor Auto Sensor for Industry Doors

12m Reflective Photo Sensor Auto Sensor for Industry Doors

US $ 11-13 / Set FOB
10 Sets (MOQ)
More
Main Products: Proximity Sensor, Photoelectric Sensor, Vehicle Loop Detector, Infrared Light Curtain, Lidar, Laser Sensor
Contact Supplier
Audited Supplier Audited Supplier Since 2021
TIANJIN G-TEK SENSOR TECHNOLOGY CO., LTD

Manufacturer/Factory

Tianjin, China Since 2021
Chat Now Send Inquiry
100W 200W 300W Solar Street Lamp ABS Waterproof Motion Sensor

100W 200W 300W Solar Street Lamp ABS Waterproof Motion Sensor

US $ 13-14.5 / Set FOB
10 Sets (MOQ)
More
Voltage : 3-6V
Contact Supplier
Audited Supplier Audited Supplier Since 2022
Guangdong Century Mingjiang Photoelectric Technology Co., Ltd

Manufacturer/Factory

Guangdong, China Since 2022
Chat Now Send Inquiry
Light Truck 5-Speed 5s400V Manual Transmission Speed Sensor 2159 2010 2301

Light Truck 5-Speed 5s400V Manual Transmission Speed Sensor 2159 2010 2301

US $ 41-54 / Piece FOB
1 Piece (MOQ)
More
Main Products: Truck Transmission, Truck Parts, Truck Engine
Contact Supplier
Since 2024
Changsha Mandhao Automotive Parts Trading Co., Ltd

Trading Company

Hunan, China Since 2024
Chat Now Send Inquiry
Rechargeable Portable Gas Sensor for H2s Co O2 Ex with 3.7V 2200mAh Lithium Battery

Rechargeable Portable Gas Sensor for H2s Co O2 Ex with 3.7V 2200mAh Lithium Battery

US $ 100-390 / Piece FOB
1 Piece (MOQ)
More
Alarm Volume (within 1m) : ≥90dB
Contact Supplier
Audited Supplier Audited Supplier Since 2017
Nanjing AIYI Technologies Co., Ltd.

Manufacturer/Factory,Trading Company

Jiangsu, China Since 2017
Chat Now Send Inquiry
Best Price Gas Leak Alarm Single Gas Detector H2s Gas Sensor

Best Price Gas Leak Alarm Single Gas Detector H2s Gas Sensor

US $ 99-450 / Piece FOB
1 Piece (MOQ)
More
Main Products: Gas Detector, Multi Gas Detector, Online Gas Analyzer, Air Breathing Apparatus, Personal Protection Equipment, Gas Detector Remote Controller, Alcohol Tester, Gas Sensor, Gas Monitor, Continuous Emission Monitoring System
Contact Supplier
Audited Supplier Audited Supplier Since 2016
Nanjing KELISAIKE Safety Equipment Co., Ltd.

Manufacturer/Factory,Trading Company

Jiangsu, China Since 2016
Chat Now Send Inquiry
1MPa 1/4NPT Light Weight Brass Pressure Sensor for Water Oil Air

1MPa 1/4NPT Light Weight Brass Pressure Sensor for Water Oil Air

US $ 6 / Piece FOB
1 Piece (MOQ)
More
IP Rating : IP65
Contact Supplier
Audited Supplier Audited Supplier Since 2016
Hefei WNK Smart Technology Co., Ltd.

Manufacturer/Factory,Trading Company

Anhui, China Since 2016
Chat Now Send Inquiry
Motion Sensor Light Curtain Sensor Auto Sensor Light Control Photocell Sensor Oil Level Sensor Night Light
View More

Related Searches

Lcd Display Sensor Digital Light Meter Water Meter Sensor Temperature Sensor Alarm Pressure Sensor Display Auto Level Instrument Digital Light Sensor High Precision Pressure Sensor Liquid Flow Sensor Led Desktop Light

Browse by Categories

Home > Instruments & Meters > Analysis Instrument > Gas Analyzer
1/834
TOP

Search Filter

Categories

More Less
  • Gas Analyzer
  • Pressure Sensor
  • Liquid Level Sensor
  • Sensor Switch
  • Photoelectric Sensor
  • Gas Sensor
  • Other Physical Measuring Meters
  • Liquid Analyzer
  • Light Sensor
  • Inertial Sensor

Certification

More Less
  • CE
  • ISO
  • CCC

Customized

More Less
  • Customized
  • Non-Customized

IP Rating

More Less
  • IP67
  • IP65
  • IP68

Structure Type

More Less
  • Diffused Silicon Pressure Transmitter
  • Strain Gauge Pressure Transmitter
  • Capacitive Pressure Transmitter

Type

More Less
  • Explosion-proof Pressure Transmitter
  • Normal Pressure Transmitter
  • Differential Pressure Transmitter
  • Medium & High Temperature Pressure Transmitter
  • Remote Pressure Transmitter

Company Type

More Less
  • Manufacturer/Factory
  • Trading Company
  • Group Corporation
  • Individuals/SOHO
  • Other

Company Location

More Less
  • Guangdong
  • Zhejiang
  • Jiangsu
  • Shandong
  • Henan
  • Anhui
  • Fujian
  • Shanghai
  • Hebei
  • Hubei
  • Beijing
  • Hunan
  • Tianjin
  • Shaanxi
  • Chongqing
  • Sichuan
  • Hongkong S.A.R.
  • Liaoning
  • Jiangxi
  • Yunnan
  • Ningxia
  • Shanxi
  • Gansu
  • Xinjiang
  • Guangxi
  • Hainan
  • Taiwan, China

Product Types

More Less
  • SecuredTrading
  • Buy Sample
Reset Done