This is a pair of wireless charging kit including transmitter and receiver. The transmitter is a build-in wireless charging module of mobile phone wireless charger, it fits wireless charging standard set by the WPC, compatible with most wireless charging mobile devices on market such as LG Nexus 4/5, Lumia920. High output current capability up to 1A at 5V. The receiver consists of a FPCB and a sticking antenna, it features only 1.2mm thick. It have been used as wireless charging case for mobile phone.