Blackt Electrotech (BT41D4) : Digital Electronic Timer Switch 220V 25Amp DIN Rail Programmable Programmable Electronic Timer Switch  (White)

-Wide Use : It is widely used in programmable control of streetlight, neon light (sign), lamp, water heater, air conditioner, billboard, electric cooker, booster, sprayer, bottler, preheater, agriculture facilities and broadcasting equipment etc. -Easy to Program : Just turn the timer dial to the current time, push the pins down or pull up to set your on/off time, set the manual override switch to TIMER mode and then plug into outlet -Auto Control : Press and hold on the door to shift easily between AUTO (timed on/off) or MANUAL (manual on/off) modes. A backup battery keeps your settings even in the event of a power outage, and it is convenient to our daily life. -Programs-Easily set up to 16 On/Off programs, each with 7-day programming options. Settings can be as short as one minute. Choose your own individual days or simply select one of our convenient pre-set combination days. -Size: Compact and portable design saves space, only takes up one socket and still leaves room to use the bottom wall outlet