Laser Projection Keyboard
weight：0.26KG, Carton:30*30*31cm, weight:8.5kg, 30PCS/Carton
Projection dimension: width: 250mm, height: About 100mm
Battery capacity: 2500mah lithium ion battery
Battery working time: 500 minutes
Mobile power supply: USB output 5V 1A
Bluetooth: V3.0, hid profile ver 1.0
Frequency range: 2402-2480mhz
Channel: 79
Modulation mode: GFSK
Size: 90 * 44 * 48mm
Weight: 125g