socket adapter plate for 8pin nrf24l01 wireless transceiver module wireless module operating voltage is generally 3.3v, while the ordinary 51 microcontroller 5v, this module is easy to shop wireless module with 51 single system board used in conjunction. This module can be any one of 51 shop is directly connected to the system board, easy to use. It’s for 8 pin nrf24l01+ module this is a simple socket board which is for nrf24l01 wireless module on-board ams1117-3.3 chip it could be used with nrf24l01 wireless module.