1. Brand: Azzor 2. Model: N5 3. Item: Wireless Mouse 4. Color: White, Matte Black 5. Connection: 2.4GHz Wireless 6. Power: 3.7V, 6mA 7. Operation Range: ?10m(No Barriers) 8. Operation Method: Optical 9. Battery: Built-in rechargeable lithium battery 10. Dimension: 112 * 57 * 20mm Features: 1. 2.4GHz wireless connction, cord-free makes it more comfortable your use, and it is up to 10m transmission range. 2. Dual colors for option, smooth white and matte black surface. 3. Built in rechargeable lithium battery, full-charged can be used for 2-4 months. 4. Up to 2400dpi, provides precise tracking and positioning.