NOENNULL Finger Mouse - Wireless

Spec: Material: ABS Resolution: 1000DPI Charging Time: 2 hours Usage Time: 15 hours (Continuous use) 170 days (standby) Service Distance: 10-12 meters Supported System: for XP/NT/VISTA/7/8/10 Battery Type: Lithium battery 150mAhx1 (built in) How to Use: 1: First push the long end of the ringbuckle (low buckle) into the inner slot of the mouse (button edge) 2: Then put the short end of the ringbuckle (high buckle) to the other side of the wild card slot down Package List: 1 x Finger Mouse 1 x Receiver 2 x Spare Rings 1 x USB Cable 1 x User Manual