Features:1.Foldable Design: This silicone keyboard features foldable design, so it can be easily rolled up and put into the bag.2.Full Sealing Design: This waterproof keyboard also features full sealing design, which is waterproof, dustproof, anti oil. and washable.3.Mute Typing: This foldable silicone keyboard allows silent and mute typing, so it won't bother people around you.4.Simple Design: This 108 keys keyboard adopts special design and simple structure, providing stable performance and comfortable hand feel.5.Excellent Resilience: With excellent resilience, soft and comfortable touch, so that the fingers are not hurt.specification:Item Type: Foldable Silicone KeyboardMaterial: SiliconeBT: BT 3.0Working Distance: 10mBuilt in Lithium Polymer Battery: 110mahStandby Time: 30 DaysPackageList:1 xFoldableSiliconeKeyboard1 xCharging Line1 xUser Manual