2.4 G Hz Wireless Transceiver Module, For Arduino And Based On Nrf24 L01. Operating Voltage:3.3 V(5 V Tolerant Logic). Output Power: 1m W. Protocol:Spi Dimensions:33x14x9mm
Didn't wait long for package to arrive at my house and product is good quality and easy to assemble, I'm very happy with this product and will gladly buy from this store online again.