608 Bluetooth 3 Foldable Keyboard with Stand • Ultra-light and easy to carry: Introducing the concept of foldable design, the body width is reduced to 55 mm, making it the ideal choice for carrying anywhere. • Metal material: Made of aluminum alloy, the keyboard is more comfortable to use thanks to its fantastic surface. •Auto On/Off: Thanks to the smart magnetic sensor, the keyboard automatically turns on or off just by opening or closing it. •Compatible with Windows, IOS and Android. •Bluetooth: By pressing FN+C simultaneously on the keyboard and connecting Bluetooth to your tablet, you can start working immediately. Compatible with Windows, Android and IOS. Charging port: Micro USB Effective connection distance: 10 meters Working voltage: 3.7V Working current <3mA Standby current <0.3mA Idle current <50uA Charging current >200mA Standby time: 90 days Charging time: 2 hours Battery capacity: 380mAh Battery life: 3 years Operating temperature: -10°C / 50°C ABS, metal alloy.