Five major functions: 1. Clock display 2. Timer 3. Countdown 4. Automatic time deviation correction, weekly 5. Sleep mode Upgrade: 1. Unique design 2. 15.98-inch HD display is larger than other brand timers 3. 12/24 hours switching 4. Single countdown function 5. Automatic sleep function, lower power consumption 6. Cancel/resume function Use: TM618 timer module (15.98-inch large LCD display) can automatically turn on or off various electrical appliances and power supplies according to the preset time. The objects can be street lights, neon lights (signs), billboards, electrical appliances, broadcasting equipment, etc. The digital timer switch has a built-in rechargeable battery, 1.2V/40Ma, high-precision CMOS chip, strong anti-interference, and easy to use. Why choose SinoTimer TM618 1. 15.98-inch large screen LCD display. 2. Excellent load capacity, no voltage output. 16amp@250Vac 3. Easy programming, everyone can program by just reading the manual once. 4. Stable performance due to professional manufacturing in power saver since 2002. 5. Meets CE standards and is LVD, EMC certified Features: You can use the timer to turn on/off any electrical device according to the preset timer 16 on/off programs per day, 15 combinations per week Programmable 7 days a week/day Built-in battery for memory backup in case of power outage (saves the program you set) Automatic time error correction +/- 30 seconds per week Repeat the program of 16 on/off settings, and manually set on/off Easy to read LCD display, LED indicator Specifications: Model: TM618N-2, Temperature range: -20C + 50C, Voltage: 220V DC/AC Power consumption 4.5 VA (max) Display: LCD Switch contacts: 1 transfer switch Program: 8 (16) on/off per day or week Hysteresis 2 seconds/day (25C) Minimum interval: 1 minute Capacity: 16 (8) 250V AC Power outage: 60 days Timer range: 1 minute ~ 168 hours Rechargeable battery: 1.2V 40Ma Average Error: 1s/24h, 25C Material: Plastic+Metal Color: White Size: 6x6x3cm Quantity: 1 piece.Package Contents: 1*TM618N-2 220VNote: Please allow 1-3mm error due to manual measurement. Please make sure you do not mind before bidding Due to the difference between different monitors, the picture may not reflect the actual color of the item.