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It is a power supply for various types of tablets and devices powered with 5 V/2A
Controller Family : AVR Tiny
The OLED display on board is a 135x240 pixels TFT IPS display based on ST7789 driver IC
and you must not charge them on a regular power source
Adapter Board for NRF24L01 Wireless Module 3.3V magnet It is a power supplyIntroduction : 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''
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