Flexible Roll Folding Bluetooth Keyboard

Specifications:
Product Type: Reel Foldable Keyboard
Item Type: Bluetooth Wireless Keyboard
Bluetooth Type: 3.0
Power Supply: 1 * AAA dry Battery (not include)
Working Voltage: 1.5V
Working current: 2.5mA
Working time: 288 Hours
Multi-Device Connection: 1-3 Devices one time in same usage
Main Material: Plastic
Keyboard has holder for Tablet PC iPad iPod iPhone
System Support: IOS, Android, Windows systems
Dimensions: 252x46.8x28.8mm
Net Weight: 196g