Mechanical countdown switch: This is a mechanical countdown switch, the time range can be controlled by the switch button. The countdown switch can operate electrical appliances during the setting time and stop automatically. Precise timer: countdown switch The bowl is made of high quality plastic, which makes it environmentally friendly, safe and durable. The shortest set time is 1 minute and the longest set time is 60 minutes. The timing is very precise. Energy saving: countdown timer is the ideal energy saving solution for bedroom, exhaust fan, air conditioning system. watering, garage and laundry room. Save energy, adjust the time according to your needs. Applicable in many places: Our countdown switch is very suitable for your bathroom, cabinet, pantry, garage, laundry room, spa, enclosed patio, etc. Easy to use: Large time scale allows you to set the time quickly and read the time clearly. The LED indicator can remind you whether your electrical appliances are on. Features: Housing material: plastic. Switching mode: single control Installation method: surface installation Rated voltage: 110-240V. Maximum current: 10A. Minimum time range: 0 min Maximum time range: 60 minutes Approximate dimensions: 86 x 86 mm. Features: < p>The countdown timer switch is very easy to install with cable connector type, it has common wall socket panel, also convenient to replace. < p>Energy saving, the water pump and home appliance work according to the time you set and no need to worry about it. The timer switch countdown is very suitable for lamps, exhaust fans, heaters, pumps and is compatible with LED, CFL and incandescent bulbs. Contents:< /p> 1 timer switch. 2 fixing screws