Material: Plastic PP Modified Size: 163*105*48mm Weight: 353g Working frequency: 2.4GHZ Maximum communication control distance: 7km (FCC); 4km (SRRC) Working environment temperature: 0℃-40℃ Battery capacity: 2200mAh The longest use time: 2.5H Charging time: 2.5H Working current/voltage: 1500mA@3.8V Compatible with mobile phone size requirements: Mobile phone width: 46mm~100mm Mobile phone thickness: less than 10mm" Compatible products: only support Falcon