Feature:1. The large LCD display can directly display the year, month, day, week, and time, the LCD display part does not require an external power supply, the ON/OFF can be set arbitrarily for 24 hours a day or a week2. Only simple fourkey operation, instruct the user to input the required settings in a dialogue mode, no need to read the complicated program setting instructions repeatedly, as long as the operation is once, it is proficient3. Manual ON/OFF is the output state (onetime effective) function, and the permanent ON/OFF (permanent effective) function allows users to easily change the output ON/OFF state without changing the setting program when they need to change in a special and temporary manner4. The minimum setting time interval is 1 minute, up to 44 programs can be set in 24 hours or a week. There are six national languages in the memory (English, French, German, Italian, Spanish, Portuguese), you can choose and change by yourself5. The lithium battery stored in the timer can also maintain the timer for about four years in the case of no external power supply. The state of the contact cannot be changed, but the control program switches normallySpecification:Item Type: Time Control SwitchMaterial: ABS shellModel: TM612Main Technical Parameters: Power Supply: DC12V+10%-15% 50/60HzPower Consumption: Maximum 7.5VAContact Capacity: 16A AC250V cos=110A AC250V cos=0.6Number of Control Channels: TM612 two channelsTiming Benchmark: Good-quality quartz oscillator timingTiming Accuracy: Time difference of 1 second per day at normal temperature (20)Maximum Setting Program: 44 ChannelsMinimum Setting Time: 1 MinuteDisplay: LCD displayOperation Buttons: Four operation buttons plus a reset buttonStored Power: At room temperature (20), lithium batteries can continuously supply power for about 4 yearsOperating Environment Temperature: 10+50Storage Temperature: -20+65Battery: Button battery CR2032 3V 240mAh (built-in battery).Package List:1 x Time Control Switch1 x User ManualNote:Do not use the voltage outside the parameter range.