Main Features:- ABS materials, ultra-slim and lightweight, compact design make it easy to storage your backpack or briefcase and take it anywhere for using.- Build-in touchpad: QWERTY keyboard comes with a touchpad, which support multi-finger function will offer a great aid when you do not have a mouse in hand.- 180mAh lithium-ion battery. 90 days long standby time, can work 90 hours continuously, and less than 4 hours charging time. The keyboard will enter sleep mode when being idle for 10 minutes, press any key and wait for 3 seconds to reactivate it.- Wireless Bluetooth 3.0 technology, which ensures your smoothly remote control within 10 meters.- Compatible with Android and Windows. You can also use it with most Bluetooth enabled devices like phone, PC, tablet, laptop, smart TV, etc.- Keyboard lifespan: 1.3 thousand times- Response speed: 1000Hz per second- Non-mechanical keyboard without anti-ghosting number Application: Desktop,Laptop Hand Orientation: Both Hands Interface Type: Bluetooth Mechanical Keyboard: No Model Number: B021 Power Type: Battery Type: Bluetooth wireless Wireless Technology: Bluetooth 0.793 Package weight: 0.845 kg Product Size(L x W x H): 36.00 x 16.50 x 1.50 cm / 14.17 x 6.5 x 0.59 inches Package Size(L x W x H): 41.00 x 17.50 x 3.00 cm / 16.14 x 6.89 x 1.18 inches Package Contents: 1 x Ultra-slim Wireless Bluetooth Keyboard, 1 x USB Cable, 1 x English User Manual