UPGRADED virtual laser projection keyboard: more stable and smarter; to enhance buyers' usage experience, we change the mini USB port to a micro USB port.
LONGER WORKING TIME: We upgraded our battery from 600 mAh to 1000 mAh. It works longer!
We use ORIGINAL LG rechargeable batteries, which is the safest rechargeable battery we can find for you!
This virtual keyboard can also be used as a virtual mouse.