Kebidumei | Tri-Fold Bluetooth Keyboard Portable Mini Keyboard Rechargeable Keyboard Mute Wireless Keyboard For Laptop Windows Android IOS

Parameter：Number of buttons: 81Bluetooth 5.1 wireless keyboardSystem requirements: Windows, IOS, AndroidKey operation lifespan: 3 million life cyclesWorking voltage: 3.0-4.2VWorking current using buttons: less than 3.0MA (when CPS light is not on)Standby current: less than 1.0MASleep time: 10 minutesSleep current: less than 20UAFrequency range: 2402-2480 MHzWorking distance: 8-10 meters without obstaclesLithium battery: 140mAhCode matching method: Press the FN+C key to match the code【Work anytime And Anywhere】【Support multiple Systems, for ios Android Windows】【Uninterrupted working time:46h】【Care for every detail】【Small pocket size&larger battery capacity】