Feature: 1. The large LCD display can directly display the year, month, day, week, and time, the ON/OFF can be set arbitrarily for 24 hours a day or a week. The LCD display part does not require an external power supply 2. Simple four-key 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 proficient 3. Manual ON/OFF is the output state (one-time 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 the output state in a special and temporary manner 4. Up to 44 programs can be set in 24 hours or a week, and the minimum setting time interval is 1 minute. There are six national languages in the memory (English, French, German, Italian, Spanish, Portuguese), you can choose and change by yourself 5. In the case of no external power supply, the lithium battery stored in the timer can also maintain the timer for about four years. The state of the contact cannot be changed, but the control program switches normally Specification: Item Type: Time Control Switch Material: ABS shell Model: TM612 Main Technical Parameters: Power Supply: AC220V+10%～-15% 50/60Hz Power Consumption: Maximum 7.5VA Contact Capacity: 16A AC250V cosφ=1 10A AC250V cosφ=0.6 Number of Control Channels: TM612 two channels Timing Benchmark: Good-quality quartz oscillator timing Timing Accuracy: Time difference of ±1 second per day at normal temperature (20℃) Maximum Setting Program: 44 Channels Minimum Setting Time: 1 Minute Display: LCD display Operation Buttons: Four operation buttons plus a reset button Stored Power: At room temperature (20℃), lithium batteries can continuously supply power for about 4 years Operating Environment Temperature: 10℃～+50℃ Storage Temperature: -20℃～+65℃ Battery: Button battery CR2032 3V 240mAh (built-in battery). Package List: 1 x Time Control Switch1 x User Manual Note: Do not use the voltage outside the parameter range.