Denash Ergonomic Wireless Mouse - USB

1. Variable resolution, 1000, 1200, 1600 2. Ergonomic design, comfortable feeling, no fatigue after long time use. 3. The built-in software solution corresponds to the human interface device. 4. Support for 98 / for me / for 2000 / for XP / for Vista operation. 5. Built-in high end chip, exact positioning. Technical data: Item Type: Mouse Battery type: 2 x AAA batteries (not included) Photoelectric resolution: 1600 dpi Number of keys: 4 buttons. Interface: USB Rated voltage: 3V DC Rated Current: Working Current: 0.2-12Ma Transfer disassembly: 10m Frequency range: 2.4-2.4835 packaging: 1 x mouse. 1 x USB receiver