Features:1. Wireless 2.4GHz radio frequency with USB receiver，10m max distance2. All of the keys lifespan up to 1，500，000 times3. Auto sleep mode: Automatically into sleep mode 2 minutes left without operation4. To enjoy PC multi-media entertainment， Android TV box and smart TV at home5. Compatible with Windows/Mac/Android/LinuxSpecifications :1. Model : A3 Air Mouse2. Communication mode: RF 2.4G3. RF Distance: >8m4. Power: 2 AAA batteries (Exclude)5. RC working current: <6mA6. Air mouse working current: <12mA7. Sleeping mode current:< 10uA8. Color: Black9. Weight: 126g10. Dimension: 155*78*42mmPackage Includes:1 x A3 AIR Mouse1 x Receiver