Portable laptop keyboard foldable, Bluetooth connection, ultra slim and compact, can be folded very small to put in a backpack, great for travel. Soft silicone rubber brings quiet typing experience. Built-in rechargeable lithium-ion battery. Fully charged for 25 hours of continuous use, standby time is up to 48 days. Use with operating systems supporting Bluetooth (iOS, Android and Windows),suitable for mobile phones, tablets, computers, etc.
