1 BY ONE Ultra-Slim Bluetooth Wireless Keyboard with Built-in Multi-Touch Touchpad and Rechargeable Battery for Android and Windows, Black

· Ultra Portability: Ultra slim and lightweight and compact design make it easy to storage your backpack or briefcase and take it anywhere for use
· Build-in Touchpad: Perfect combination: 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
· Power Saving: 500 mAh lithium battery. 90days standby time, Can work 90 hours continuously, less than 4 hours charging time. The keyboard will enter sleep mode when being idle for 30 minutes, press any key and wait for 3 seconds to reactivate it
· Strong Wireless Connection: High Speed Wireless technology, which ensures your smooth remote control within 10 meters (33ft), beware that wireless range may vary depending on interference or the setup of your device
· Compatibility: This keyboard is mainly compatible with Android and Windows. But you can also use it in most wireless devices like phones, PC, tablet, laptop, smart TV etc. Please note that a wireless dongle (not provided) is needed if being used in PC/laptop/ another device with no built-in wireless connection