Wireless Laser Projection Bluetooth Virtual Keyboard for Iphone, Ipad, Smartphone and Tablets(Black)

Description

Keyboard layout:Approx.19mm incline,size QWERTY layout. Projection size:245*110/240*100(MM) Keyboard location:Approx.100/80mm from keyboard device. Required projection surface:Non-reflective,opaque flat surface. Recognition rate:Over 350 characters per minute Physical Dimension:40mm*20mm*78mm Weight:Approx.48g Output:The USB power,Lower1A/0.5A@5V Battery Capacity: Lithium polymer rechargeable battery, 1000mAH(MAX) at 3.7V Battery working time: 200 minute Battery charging time: 120 minute