... 25,30minutes;8H,12H 3)Light Sensor 4)Power:battery mini automatic aerosol dispenser with remote controller1 ... 5,10,15,20,25,30minutes;8hours,12hours 3) Power: 2AA battery 4) Refill: air freshener, Dia45mm Function ... its beautiful shape, convenient use, high quality, low power consummation, controlled by the switch on the front ... Effective space : about 120m³for one sprayer. Wall Mounted Aerosol Dispenser