More on Amazon.com : http://www.amazon.com/gp/product/B00OIQZGV0?tag=thefatkidin06-20
Issyzone 2.4G USB Rechargeable Wireless Portable Wifi Cordless Laser Barcode Scanner US
24G wireless transmission
with obstacle is about 20 meters
without obstacle can reach 100 meters
fully charge one time can be continuously used for more than 48 hours
20 seconds unused
