1) This gamepad is compatible with Android and iOS devices, supports Android system V6.0 or above and iOS system V11.3 or above. 2) It supports direct connection mode, shooting kind of games can be played directly by direct connecting to Android/ iOS device. 3) It supports games downloaded from iOS official website; supports games downloaded from multiple Android gaming application platforms such as PutaoGame, UGame and Ourpalm etc. 4) Wireless Bluetooth V4.0 connection and control distance is up to 8m; lower interference, stable connecting signal, freely operating, lower power consumption and power saving. 5) It with 350mAh lithium battery built-in, it can be used persistently for 10h or above after fully charged. 6) Ergonomic designed gamepad with skid-proof handle brings comfortable hand feeling. 7) User-friendly software design makes it entering power-saving mode on time in the state idle for 5min. 8) It equipped with a telescopic bracket supporting device width up to 6 inches. 9) Working voltage: DC 3.7-4.2V, working current: 10-30mA, input voltage/current: DC5V/500mA. 10) Dimension: 161*60*120mm, net weight: 0.210kg (0.24kg with USB charging cable and user guide); white box dimension: 16*7.5*11.5cm, white package weight: 0.28kg; color box dimension: 17*6.6*18cm, color box package weight: 0.3kg. QTY: 50 pcs  N.W.: 15 kg  G.W.: 16 kg  MEAS: 65*39*38 cm