Embedded full standard-size keys with U-shaped frosting surface and 166-degree angle design, this ergonomic foldable keyboard keyboard gives smooth user-friendly typing experience. Adopts imported Broadcom Bluetooth chip, it ensures much faster connection, fluent typing operation and lower power consumption. Greatly compatible with Mac/iOS/Windows/Android operating system. Impeccably works with all Bluetooth supported devices, even laptops and computers. Built-in rechargeable battery supports 40-hour continuous working/standby 30 days. Keyboard housed with soft PU leather case, anti-skid, anti-fingerprints and scratch-resistant. 12mm slim body and 6.2oz weight, you can fold it into small size, portable to anywhere to enjoy wireless technology lifestyle. Friendly Reminder: IC-BK06 is a foldable 64-key split-V keyboard (no function row); Bluetooth only (no USB receiver or wired typing); 110 mAh battery lasts about 3 months and recharges via USB-C in roughly 2 h; keys are non-backl