Features: 1. Easy-to-read LCD display, LED indicators. 2. Minimum interval of 1 second. 3. 8 on/off programs per day, 15 combinations per week. 4. Programmable for 24 hours/week. Countdown function. Maximum 24 hours countdown to AF. Built-in rechargeable battery to save memory during power failure. Repeat programs with 8 on/off settings and manually set on/off. Ideal for household use in panel mounting. Color: White material: ABS + Electronic component parameter: 1. Model number: CN101S 2. Power supply: 5V, 12V, 24V, 110V, 220V 50/60Hz 3. Maximum load: 16A 4. Minimum interval: 1 Second 5. Time range: 1 second to 168 hours. Setting groups: 8 on/off per day 7. Programs: 15 Groups 8. Power outage: 60 days 9. Medium error: Less than 2 seconds/day 10. Battery type: 1.2V, inside, rechargeable 11. Installation: Panel/Wall mounted package content: 1 x Timer Switch 4 x terminal 1 x user manual above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The allowed measurement error is +/- 1-3cm.