Portable Breath Tester High-sensitivity Direct-heat Sensor Air Blowing Type Tester USB Rechargeable Breathalyzer black

--Indicator light display of concentration results with prompt tone.

--Easy to use and operate.

--Power supply: USB charging interface.

--Sensor: high-sensitivity direct-heat sensor.

--Product size: 95x25x15MM.

Description:
Product Name: Tester
Sensor: high-sensitivity direct-heat sensor
Test range: 0.111-0.199%BAC
Accuracy voltage: +-0.005%BAC
Voltage: 3V
Response time: less than 5 seconds
Blowing time: 3-5 seconds
Warm-up time: 15 seconds
Product size: 95x25x15MM
Power supply: USB charging interface
Weight: 22.5 grams
How to use the tester: 1. Press the button for 1 second to turn on the device, the backlight and the display will light up at the same time, display all the content and a beep prompt to turn on. 2. The display shows "Warm up" and a 10-second countdown. After the countdown is over, a "beep" will sound, indicating that it will enter the next stage at the same time. 3. The display shows "Blow" and a 10-second countdown. Blow to the blowing place for 3-5 seconds. After the countdown is over, a "beep" sound will prompt you to enter the result display. The test result is displayed in two units of %BAC and g/l. . 4. When the test result is less than 0.02% BAC, the green indicator light is always on. 5. When the test result is greater than or equal to 0.02%ABC and less than 0.05%BAC, the yellow indicator light is always on, the "Caution" icon on the display screen flashes, and there is a slow beep sound. 6. When the test result is greater than or equal to 0.05% BAC, the red indicator light is always on, the "Danger" icon on the display screen is flashing, and there is a rapid beep sound. The test result display time is 10 seconds
Packing list:
1 x Tester
1 x Charging Line
1 x Instructions
1 x Packing Box
Note:
1. Due to manual measurement, please allow 1-3cm error. Make sure you don't mind before bidding.
2. Due to the difference of different monitors, the picture may not reflect the actual color of the product. Thanks.