The mechanical timer switch plugs into a standard wall outlet for easy replacement and setup. Precise time control with clear status - Adjustable timer from 1 minute to 120 minutes with high accuracy - LED indicator shows the working status of the connected device for easy monitoring Durable and eco friendly - Plastic housing is environmentally friendly and built to last Wide compatibility and practical applications - Suitable for controlling a range of devices such as water pumps, water dispensers, air conditioners, fans, rice cookers, aquariums, routers, phone chargers, electric bicycles, and more Use scenarios - Limit a water pump to a set time (eg 15 minutes) to save energy - Schedule cooling or ventilation with a fan or air conditioner and automatically stop after the timer ends - Manage charging time for chargers to avoid extended operation and reduce idle power consumption