Description: 1. Bluetooth/wired dual mode folding keyboard, compatible for Microsoft Windows, Android, Apple iOS operating system. 2. Aviation aluminum, solid bottom shell design, anti-oxidation, durable. 3. After folding, it is small in size, light in weight, dustproof and can be carried around. Specification: Interface: USB Button life: 2 million taps or more Number of buttons: 66 Maximum operating distance: 15 meters Folding size: 146*85*14mmm Expanded size: 294*85*7mm Button size: 14*14mm Material: ABS plastic + aluminum alloy Battery: 120 mAh  Net weight: 179g Color: black Accessories: Keyboard *1 Bracket*1 Charging Cable*1 Instruction Manual*1 Application:Number Type:Bluetooth Wireless Keyboard Standard:Mini Keyboard Language:Other Operation Style:Capacitive Package List: 1 X Keyboard 1 X Bracket 1 X Charging Cable 1 X Instruction Manual