Alcohol Ethanol Sensor Breath Gas Ethanol Detection MQ-3 MQ3 for arduino 51
Aliexpress UK
1 x Breathing alcohol detector. Indicator lights: red light (drunk driving), yellow light (drunk driving), green light (not drinking). Sensor type: Semiconductor gas sensor. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.
eBay
HYTAIS TS20E Combustible Gas Detector Household Natural Gas Leak Detector LPG Leak Detection Device
Aliexpress UK
1 x Breathing alcohol detector. Indicator lights: red light (drunk driving), yellow light (drunk driving), green light (not drinking). Sensor type: Semiconductor gas sensor. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.
eBay
20m Depth GRM5 Metal Detector High Sensitivity Precise Detection 400 to 470mhz Metal Scanning Device
Aliexpress UK
1 x Breathing alcohol detector. Indicator lights: red light (drunk driving), yellow light (drunk driving), green light (not drinking). Sensor type: Semiconductor gas sensor. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.
eBay
M3050 M3056 Current Sensing Switch 30A Current Detection Switch Induction Relay AC Linkage Device AC
Aliexpress UK
1 x Breathing alcohol detector. Indicator lights: red light (drunk driving), yellow light (drunk driving), green light (not drinking). Sensor type: Semiconductor gas sensor. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.
eBay
New Arrival TYM-RS Series Ground Water Detector Long Range Search Water Detection Device Multi
Aliexpress UK
Alcohol Detector Breathalyzer 1. Automatic Power Save: Designed with energy efficiency in mind, the alcohol tester will automatically shut down after displaying results for 10 seconds, prolonging battery life and readiness for use.
eBay
1500mm Mechanical Listening Stick Water Leak Detection Device
Aliexpress UK
Energy Efficient: The for smart automatic shutdown feature conserves battery life by turning off the device when not in use, enhancing its longevity and making it an choice for regular use. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.
eBay
New Arrival TYM-K Cave Detector Karst Cavity Detection Device Geological Exploration Equipment
Aliexpress UK
Intuitive indication system: The device is equipped with a three-color LED indicator to clearly communicate the alcohol content; red for drunk driving, yellow for caution, and green for sobriety, which is convenient for users and authorities to quickly evaluate.
eBay
Intuitive indication system: The device is equipped with a three-color LED indicator to clearly communicate the alcohol content; red for drunk driving, yellow for caution, and green for sobriety, which is convenient for users and authorities to quickly evaluate.
eBay