1. Built-in CR2032 battery maintains program memory during power outages, ensuring uninterrupted scheduling.
2. Wide range of applications: Suitable for a variety of settings from street lights to air conditioners, this timer switch can meet a variety of needs.
3. Easy to set up: Simple wiring and user-friendly interface make programming this timer a breeze, even for non-technical users.
4. High load capacity: With a powerful 16A output, this timer switch can handle loads up to 4000 watts, perfect for high-power appliances.
5. Programmable flexibility: With 16 on/off settings, it allows flexible scheduling within 7 days, ensuring precise time control.

TM-919A parameters:
1. Temperature range: -20 to 50 degrees Celsius
2. Power consumption: 4.5 VA (max)
3. Display: LCD
4. Switch contacts: 1 transfer switch
5. Program: 16 on/off per day or week
6. Hysteresis: 2 seconds/day (25 degrees Celsius)
7. Minimum interval: 1 minute
8. Capacity: 16 (8) 250V AC
9. Power outage: 60 days
10. Timer range: 1 minute ~ 168 hours
11. Battery: Built-in CR2032 battery 1.2V 40Ma
12. Average error: 1 second/24 hours, 25 degrees Celsius