Electronic Timer Digital Timer Programmable Intelligent Control Switch Backlit Timer for Household Appliances Street Lights (220V AC) Product DescriptionTimer automatically turns lamps, Christmas lights, humidifiers and other appliances on and off to save energy and optimize everyday life With a large LCD display and a convenient manual override switch that lets you skip programs if your schedule changes With the built-in battery backup, the unit retains programming even if the power fails current and you avoid having to reprogram.The timer is made of plastic, is non-toxic and odorless. It is safe for home use and can be used to many times. Application Quality chip Precise application The timer is suitable for household appliances, billboards, street lights, neon lights, etc. with quality chips industrial.