Feature:1. With real time display function, can automatically turn on and off the power of various power supply equipment according to the time set by the user2. The LCD screen will display the hour/minute and on/auto/off in real time, which is convenient for you to identify easily3. Digital electronic universal time switch with daily and weekly programs, which can well meet your daily use needs4. Built in rechargeable battery and industrial grade chip. with stable accuracy and strong jamproof ability5. Has a wide range of uses and is suitable for automatic control of power devices such as street lights, advertising signs, radio and television equipment, etcSpecification:Item Type: Timer SwitchCommodity Material: ABSWorking Voltage: DC12V/50-60HzTiming Error: 2 Seconds/DayDisplay Device: LCDMinimum Setup Time: 1 MinuteInternal Battery: 1.2V40 Mah (rechargeable battery)Battery Type: Ni-mh BatteryCountdown: 1 Second~99 Minutes and 59 SecondsAmbient Temperature: -10~+40Relative Humidity: 35-85%RHInstallation Method: Screw Installation or Rail InstallationPurpose: the Product Can Automatically Turn on and off the Power of Various Electrical Equipment According to the Time Set by the User. Suitable for Automatic Control of Power Devices Such As Street Lights, Neon Lights, Advertising Signs, Production Devices, Radio and Television Devices, Etc. Production Equipment, Radio and Television Equipment and Other Power Equipment and Household Appliances That Need to Be Turned on and off Regularly.Package List:1 x Timer Switch1 x User ManualNote:Shipped with Built in Battery