color:black tpu+red/blue/white/green screen
size:3.5*30cm, adjustable
battery:450mah usb rechargeable battery
packaging:1pcs in an opp bag
Using Hour:3-4 hours charge for 8-10 hours using
Logo:customized logo is available
Features:intelligent, diy
Payment:l/c, d/p, t/t, western union, moneygram