1Wireless Connection 10 meters transmission is more convenient, Bluetooth wireless link, wireless intelligence, highlights fashion. 2Science Technology Aesthetics - Brushed aluminum alloy panels, superior quality, better texture feel and more durable. 3The back shell of the keyboard is selected with high quality and no smell pu, non-slip, anti-fall, no smell, and healthier. 4Multi-Function Trackpad - Different gestures and different functions allow you to truly enjoy smart technology. 5Upgrade Button - Comfortable and sensitive, more comfortable typing experience, the keyboard is designed with high-elastic scissors feet, and the hand feels improved.Features: Wireless Connection - 10 meters transmission is more convenient, Bluetooth wireless link, wireless intelligence, highlights fashion. Science Technology Aesthetics - Brushed aluminum alloy panels, superior quality, better texture feel and more durable. The back shell of the keyboard is selected with high quality and no smell pu, non-slip, anti-fall, no smell, and healthier. Multi-Function Trackpad - Different gestures and different functions allow you to truly enjoy smart technology. Upgrade Button - Comfortable and sensitive, more comfortable typing experience, the keyboard is designed with high-elastic scissors feet, and the hand feels improved. Magnetic Charging - Fully for two hours, using 1800 minutes. Strong compatibility - Support all kinds of mobile phone tablets, support for Android / window / iOS system tablet and mobile phone typing. Specification: Applicable models: For Microsoft surface pro3/4/ pro5/ pro6/pro7 Bluetooth: for Broadcom SolutionsProduct Layout: American English Material: ABS chocolate key core + PU leather Features: Fn combined multimedia function Applicable system: The keyboard size is specially designed for Microsoft surface pro3/pro4/pro5. The keyboard supports all for Windows systems and can be used in many aspects. Support Agreement: Bluetooth 5.0 Power is connected to the power supply via the USB interface. Lithium battery capacity: 350 mAh Working environment temperature: -10C ~ 55C Charging time: 2-3 hours Use time: 95 hours Standby time: 100 Button life: 5 million times Effective operating distance: 10 meters Size: Approx. 29.5*22*0.5cm/11.61*8.66*0.2in Weight: Approx. 446 g Package list: 1 * Keyboard 1 * USB Cable 1 * Instruction Manual Use Tutorial: