Available 23 pcs.
Connection port: With USB2.0 or above Transmission mode: 2.4GHz wireless, up to 10 meters Transmission Power: Less than +4bd Power supply: Build-in polymer Lithium-ion battery Charging voltage: 4.4V-5.25V Charging current: 300mA Operating current: < 15mA (backlit off) Sleeping current: < 100uA Net weight: 93g Size: 145*75*13.5mm |