[Customizable Timer Switch] This timer switch for lights repeats programs with 16 ON/OFF settings. Minute setting accuracy. [LCD Display and Easy to Install] This digital time switch features real-time LCD displays showing \"Hour/Minute\" and \"On/Auto/Off\"; DIN rail installation, DIN rail not included. [Electric Timer Switch for Indoor and Outdoor Use] This timer relay with high accuracy and strong anti-interference ability is ideal for controlling street lights, neon lights, production equipment, radio and TV, and many other household appliances. [Rechargeable Batteries and Industrial Chips] This programmable digital timer has a built-in rechargeable battery and industrial chip, which can protect your programs during power outages. [Advanced Preset Function] This programmable timer switch allows advanced presetting one week in advance, with a universal digital electronic switch for daily and weekly programs, minute setting.