Mouse and keyboard set to meet your needs Smart Bluetooth is compatible with multiple systems. Support Android/Windows/iOS/Mac system Scissor foot keycap structure for more comfortable keystrokes Ergonomic mouse, which fits the palm of the hand, effectively alleviating the fatigue of the hand for long-term use Built-in rechargeable lithium battery (keyboard battery: 180mAh+mouse battery: 480mAh), this keyboard and mouse combo can be easily charged Specifications: Number of keyboard keys: 78 keys Connection: Bluetooth 3.0 Keyboard battery: 180mAh Key structure: Scissor feet Key lifespan: 500W times Mouse battery: 480mAh Number of mouse buttons: 3 Support: for iOS/Android/Windows system Keyboard size: 24.75*15*0.8cm Mouse size: 11.3*5.7*2.5cm