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DC 12V-24V Ultrasonic Range Finder Module Relay Switch 5-500cm Adjustable Distance Tester for Alarm DC 12V-24V Ultrasonic Range Finder Module Relay Switch 5-500cm Adjustable Distance Tester for Alarm 1.Description:    It is a DC12V-24V Ultrasonic Range Finder Module Relay Switch 5-500cm Adjustable Distance Tester for Alarm. 2.Feature:   1>.High measurement accuracy   2>.Strong anti-interference ... $19.59
$27.99
SKU: GY20850-1
$19.59
$27.99

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DIY Kit 6Bit Electronic Clock Alarm Counter Countdown Stopwatch Electronic Soldering Practice Learning Kits DIY Kit 6Bit Electronic Clock Alarm Counter Countdown Stopwatch Electronic Soldering Practice Learning Kits 1.Introduction:   It is a 6Bit Digital Electronic Clock DIY Kit. It integrates six functions: time, alarm clock, calibration, countdown, stopwatch and counter. It is easy to operate, beautiful design, very suitable for home or off... $5.59
$7.99
SKU: GY20921-1
$5.59
$7.99

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DC 5V MP3 Voice Playing Module Buzzer Module PH2.0 Alarm Speaker for MCU Robot Smart Car DC 5V MP3 Voice Playing Module Buzzer Module PH2.0 Alarm Speaker for MCU Robot Smart Car 1.Description:     It is a DC5V MP3 Voice Playing Module Buzzer Module PH2.0 Alarm Speaker for MCU/Robot/Smart Car.   2.Feature:   1>.4PIN interface, easy wiring   2>.Support MP3,WAV,WMA... $9.09
$12.99
SKU: GY20898-1
$9.09
$12.99

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DIY Kit LM358 Infrared Sensor Alarm Analog Circuit Learning Electronic Soldering Practice Kits DIY Kit LM358 Infrared Sensor Alarm Analog Circuit Learning Electronic Soldering Practice Kits 1.Introduction: TJ-56-371 is an LM358 Infrared Sensor Alarm Electronic Soldering DIY Kit. It is used to simulate infrared detection. When an object blocks in front of the infrared sensor, the buzzer switch will alarm, and the red L... $2.09
$2.99
SKU: GY20871-1
$2.09
$2.99

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5PCS DC 5V 5W Dual-Color LED Lamp Board Warm/Pure White Light 380mA 400LM 3500K/6500K for USB Touch Dimmer 5PCS DC 5V 5W Dual-Color LED Lamp Board Warm/Pure White Light 380mA 400LM 3500K/6500K for USB Touch Dimmer 1.Description:    It is a DC 5V 5W Dual-Color LED Lamp Board Warm/Pure White Light 380mA 400LM 3500K/6500K for USB Touch Dimmer. 2.Feature:   1>.Dual-Color   2>.Small size   3>.Suitable for ... $5.59
$7.99
SKU: GY20816-1
$5.59
$7.99

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DIY Kit 4Bit Digital Electronic Clock, DC 5V Red LED Clock, Date Time Temperature Alarm Clock SMD Soldering Practice Kit DIY Kit 4Bit Digital Electronic Clock, DC 5V Red LED Clock, Date Time Temperature Alarm Clock SMD Soldering Practice Kit 1.Introduction: TJ-56-619 is a 4Bit Digital Electronic Clock DIY Kit. It will display current date, time, temperature in the real time, Dual Alarm clock.User can set alarm as your needs.It is easy to operate, beautiful design, very sui... $7.97
$11.39
SKU: GY20795-1
$7.97
$11.39

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DC 5V Green LED Electronic Clock DIY Kit Date Time Temperature Alarm Clock Electronic Soldering Practice Kit DC 5V Green LED Electronic Clock DIY Kit Date Time Temperature Alarm Clock Electronic Soldering Practice Kit HU-012BT Voice Digital Electronic Clock DIY Kit 1.Introduction: HU-012BT is a Voice Digital Electronic Clock DIY Kit. It will display current date and time and temperature in the real time.User can set alarm as your needs.Easy... $10.49
$14.99
SKU: GY20739-1
$10.49
$14.99

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DC Voltage Power Display Module, 12V 24V 36V 48V 72V Battery Capacity Monitor,  7V-80V Voltage Tester Alarm DC Voltage Power Display Module, 12V 24V 36V 48V 72V Battery Capacity Monitor, 7V-80V Voltage Tester Alarm 1.Description: XH-M241 is a Programmable Battery Capacity Monitor which can not only supports lithium battery, lead-acid battery, LiFePO4 battery, but also used for other types of batteries and power supply, also can support multiple b... $7.69
$10.99
SKU: GY20709
$7.69
$10.99

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Battery Capacity Monitor, 12V 24V 36V 48V 60V 72V Battery Meter, Battery Voltage Temperature Gauge Indicator with Temperature Sensor and Buzzer Alarm for RV Motor Boat Golf Cart Motorcycle Battery Capacity Monitor, 12V 24V 36V 48V 60V 72V Battery Meter, Battery Voltage Temperature Gauge Indicator with Temperature Sensor and Buzzer Alarm for RV Motor Boat Golf Cart Motorcycle Description: MULTIFUNCTION: can meantime show the battery capacity & voltage and Celsius temperature/ Fahrenheit.   PROTECTION: the battery power detector comes with protective shell, dustproof waterproof surface; in... $5.90
$11.79
SKU: GY20663
$5.90
$11.79

50

DIY Heart Shaped Rotating Led 4-Bit Digital Electronic Clock Kit, Date Time Temperature Display Alarm Clock DIY Kits for Soldering Skill Learning DIY Heart Shaped Rotating Led 4-Bit Digital Electronic Clock Kit, Date Time Temperature Display Alarm Clock DIY Kits for Soldering Skill Learning 1.Introduction: TJ-56-513B is a Heart Shaped Rotating Led 4Bit Digital Electronic Clock DIY Kit. It will display current date, time, temperature in the real time, hourly reminder, alarm clock music and led animation. User can set ... $13.29
$18.99
SKU: GY20350
$13.29
$18.99

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3D LED Digital Wall Clock, Time Date Temperature Display Nightlight Alarm Clock, 9.5'' 12/24 Hours Electronic Desktop Clock Adjustable Brightness 3D LED Digital Wall Clock, Time Date Temperature Display Nightlight Alarm Clock, 9.5'' 12/24 Hours Electronic Desktop Clock Adjustable Brightness 3D LED Digits Display With large 3D LED digit, you can read the real time in a long distance. Very suitable for older people and Children. This alarm clock has 12/24 Hour Display Can be placed on the table or hung on the wall: ... $17.15
$24.50
SKU: GY19495-1
$17.15
$24.50

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DIY Kit 4Bit Digital Electronic Clock Temperature Display Alarm Clock Soldering Kits DIY Kit 4Bit Digital Electronic Clock Temperature Display Alarm Clock Soldering Kits 1.Introduction:   It is a Digital Electronic Clock Temperature Display DIY Kit with 4Bit Red 0.56inch display screen.    It will display current time and temperature in the real time. User can set alarm as per your... $9.09
$12.99
SKU: GY20174
$9.09
$12.99

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DC 5V 4-Digit Digital Electronic Clock DIY Kit Tempreature Date Time Display Module Alarm Clock Soldering Kits DC 5V 4-Digit Digital Electronic Clock DIY Kit Tempreature Date Time Display Module Alarm Clock Soldering Kits 1.Introduction:   TJ-56-428 is a 4-Digit Electronic Clock DIY Kit.   It will display current date, time, temperature in the real time. User can set alarm as your needs.   If you like to do soldering projects, ... $5.00
$9.99
SKU: GY20029
$5.00
$9.99

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FM MW SW Wireless Radio Receiver Module DC 3.7V Alarm Clock FM MW SW Wireless Radio Receiver Module DC 3.7V Alarm Clock FM MW SW Wireless Radio Receiver Module   Tips: This module has been update to a new verision,  we have already update the pictures and descriptions. If you got the old version and have problems of using it... $9.79
$13.99
SKU: GY19732
$9.79
$13.99

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XY-W50L WIFI Electronic Clock DC 5V-24V 50W+50W Bluetooth-Compatible Amplifier APP Control Alarm 12/24H XY-W50L WIFI Electronic Clock DC 5V-24V 50W+50W Bluetooth-Compatible Amplifier APP Control Alarm 12/24H XY-W50L Bluetooth Amplifier & WiFi Alarm Clock   1.Description: XY-W50L is a high-power 50W*2 Stereo Bluetooth Digital Power Amplifier Board with WIFI Electronic Clock Alarm.   Its WiFi timing funct... $18.19
$25.99
SKU: GY19622
$18.19
$25.99

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DC 5V WIFI Electronic Clock Wireless APP Control 4 Digit Clock Alarm 12/24H DC 5V WIFI Electronic Clock Wireless APP Control 4 Digit Clock Alarm 12/24H Description: XY-CLOCK is a Wireless WIFI Electronic Clock and Alarm. User can get time and alarm when enjoying music to make a comfortable life. Its WiFi timing function supports automatic networking APP co... $9.09
$12.99
SKU: GY19620
$9.09
$12.99

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5V Red LED Digital Electronic Clock DIY Kit, Temperature Alarm, 12/24H Time Date Home Clock English Voice Prompt 5V Red LED Digital Electronic Clock DIY Kit, Temperature Alarm, 12/24H Time Date Home Clock English Voice Prompt YD-030 Voice Digital Electronic Clock DIY Kit 1.Introduction: YD-030 is a Voice Digital Electronic Clock DIY Kit. It will display current date and time and temperature in the real time. Alarm can be set as per your needs. Easy... $12.25
$17.50
SKU: GY19489
$12.25
$17.50

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DC 12V 24V 48V 2-Channel PWM 4-Wire Fan Temperature Controller Speed Governor Display Module for PC Fan/Alarm DC 12V 24V 48V 2-Channel PWM 4-Wire Fan Temperature Controller Speed Governor Display Module for PC Fan/Alarm 1.Description:   It is a PWM 4-Wire Fan Temperature Controller.It has a temperature and speed display and a stall alarm. 2.Feature:   1>.Digital display   2>.Wide operating voltage   3>.Dual indep... $7.41
$10.59
SKU: GY17493
$7.41
$10.59

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DC 12V 2Bit PWM 3-Wire Fan Temperature Controller 2A Speed Governor for PC Fan/Alarm DC 12V 2Bit PWM 3-Wire Fan Temperature Controller 2A Speed Governor for PC Fan/Alarm  1.Description:   It is a PWM 3-wire fan temperature controller.It can display temperature and fan speed, and can turn off the fan. 2.Feature:   1>.Digital display   2>.Support reverse connection prot... $7.69
$10.99
SKU: GY17491
$7.69
$10.99

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DC 12V 24V 48V PWM 4-Wire Fan Temperature Controller Speed Governor Display Module for PC Fan/Alarm DC 12V 24V 48V PWM 4-Wire Fan Temperature Controller Speed Governor Display Module for PC Fan/Alarm 1.Description:   It is a PWM 4-Wire Fan temperature controller.It can be used for industrial fans. 2.Feature:   1>.Digital display   2>.Support EC four-wire fan control   3>.Support low temperatu... $5.95
$8.50
SKU: GY17486
$5.95
$8.50

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