Specification:
Operating frequency: 2.4G technology
Case material: ABS
Modulation: GFSK
Power supply: 1 x AAA Battery (package not include)
Operating current: 5mA (MAX)
Sleep current: 0.5 mA
Effective distance: Approximately 32.9 ft. (10 m) accessibility
Working temperature and humidity: 5°-50° C (41-122°F) 10% - 85% RH 25° C (77° F)
Storage temperature and humidity: 20-70° C (68-158° F) 5% - 95% 25° C (77° F)
Compatible with: Desktops, Laptops and tablets