It is a DC 12V to 5V step down converter, with USB mounting holes, maximum output current 3.6A, conversion rates up to 96%, fever is very low, it can waterproof and short-circuit protection, it is very suitable for car power supply.Features:
- High sensitivity to carbon monoxide
- Stable and long life
- They are used in gas detecting equipment for carbon monoxide(CO) in family and industry or car.
- 1 x MQ-7 Sensor