Specification: Item Type: Pen-type mouse Model: PR-03 2.4G Wireless Mouse Transmission Distance: 10 meters 3-Step DPI Adjustment: 800/1200/1600 Mini Wireless Receiver Supported Systems: For Windows 7/8 / Vista/ XP/ 2000 / Android / Linux / OS X. Battery: Use 1 AAA battery (not included) Product Color: Red / Blue / Gray (Optional) Number of Keys: 4 Wireless Carrier Frequency: 2402 MHz-2480 MHz Wireless Working Channels: 16, automatic frequency hopping Rated Working Voltage: 1.
eBay