Optical tracking technology works on many different surfaces for ideal use at home, in the office, or gaming. 2.4GHz wireless optical mouse for comfortable using. Prevents hand and wrist pain associated with traditional mouse use. Plug and play mode, no driver needed. Wireless range can reach 10 meters. Item Name: Ergonomic Mouse Material: ABS Working Current: 10mA DPI: 1200-1400-1600 Wireless Frequency: 2402-2480MHz Operating System: for Windows/for Mac Os/for Android Q Battery Type Power Supply: 2 x AAA Batteries (Not Included) Size: 12.5cm x 7.6cm x 6.2cm/4.92" x 2.99" x 2.44" (Approx.) Notes: Due to the light and screen setting difference, the item& 39;s color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Wired Package Includes: 1 x Mouse 1 x User Manual Wireless Battery Package Includes: 1 x Mouse 1 x USB Receiver 1 x User Manual Wireless Charging Package Includes: 1 x Mouse 1 x USB Receiver 1 x Charging Cable 1 x User Manual