1. 32 BIT ARM PROCESSOR: optical adopts IC engine, 32 bit ARM high speed processor, tracking speed is 2 to 3 times faster than conventional mouse.
2. ERGONOMIC DESIGN: The vertical conforms to the structure of the human hand, avoiding hand fatigue and discomfort.
3. REDUCED DISCOMFORT: enables the arm to present a state of extension, to get rid of the arm bones for a long time tothe control constraints, to reduce the daily work of the and feel the discomfort.
4. 3 LEVELS DPI: The Gaming has a 3 levels DPI optical sensor, which can accurately position the even when it is moving fast and matches the mature technology, making it easy to cope with daily work and study needs.
5. CONNECTION: Vertical adopts connection, easy to move freely, no need to worry about cable entanglement.

Spec:
Item Type: Vertical Mouse
Material: ABS
DPI: 1600DPI
Connection: 2.4G USB Receiver
Battery Specification: 2xAAA Batteries (Not Included)
DPI:1000/1200/1600DPI
With Wrist Rest: 5.5 x 15 x 3.5cm / 2.17 x 5.9 x 1.38in
Without Wrist Rest: 11.5 x 5.5cm / 4.53 x 2.17in

packing list:
1 x Mouse(Battery Not Included)
1 x Wrist Rest
1 x User Manual
1 x Receiver