Quality assurance: Rohs, CE certificates Shenzhen New Lengend Intelligence Co., Ltd is a manufacturer focusing on wireless charger, phone accesories, lamp etc. We are baesd on high quality, armed by high technology and good servicehenzhen New Lengend Intelligence Co., Ltd is a manufacturer focusing on wireless charger, phone accesories, lamp etc. We are baesd on high quality, armed by high technology and good serviceWireless charger W08 Product parameters: 1 input: 5V/2A DC (MAX) 2 output: 5V/1A DC (MAX) 3.Wireless charging distance: 5mm 4 operating frequency: 110KHz - 205KHz 5 charging efficiency: 73% (MAX) 6 coil specifications: A6 7 product size: 66*9mm 8 net weight: 60g