Numeric Keypad - Universal - Bluetooth 3.0 wireless keyboard Ultra-thin folding keyboard iPad IOS 10 meters Tablet keyboard | Keyboard (silver) Highlights Universal Bluetooth 3.0 wireless keyboard Ultra-thin folding keyboard iPad IOS 10 meters Tablet keyboard | Keyboard (Silver) Qwert Wireless Bluetooth3.0 Folding Keyboard Slim Keyboard for iPad Apple iOS Android Microsoft Windows Tablet Tablet 10 Meter Keyboard | Keyboards (Silver) US Broadcom Wireless Bluetooth 3.0 Expand Size: 28.6*8.9*0.5cm - Folding Size: 14.5*8.9*1.2cm With Package Weight: 0.32kg Bare Metal Weight: 0.14kg Original Box Packing Size: 19.2*13.5*3.3cm Packing Size: 57*28.5*21cm Packing Quantity: 30 pcs/carton Packing Gross Weight: 10.24kg Battery Capacity: 180mAh Charging Time: 2- 3 hours Working Current: 2MA Sleep Current: < 0.2mA Operating voltage: 3.0~3.7V Non-stop working hours: 65~75 hours Standby time: about 50 days Use distance: within 10 meters