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natural gas
The sensor works by shining a white light on an object and measuring the amount of red
Controller Family : AVR Tiny
Max power : 25W
and you must not charge them on a regular power source
Adapter Board for NRF24L01 Wireless Module 3.3V magnet natural gasIntroduction : The working voltage of wireless module is generally 3. 3v, while that of 51 single chip computer is 5V. Suitable for 8 pin NRF24L01 + module Features : On AMS1117 chip Product size: 25. 5*21*15mm 1*0. 82*0. 59''
US$ 20.00
US$ 42.00
US$ 22.00
