Features: 1. Easy to read LCD display, LED indicators. 2. Minimum 1 second interval. 3. 8 ON/OFF programs per day, 15 combinations per week. 4. 24 hours / 7 days a week programmable. Countdown function. Max 24 hours countdown to OFF. Built-in rechargeable battery for memory backup during power failure. Repeat programs with 8 on/off settings, and manual on/off control. Ideal for household use, panel mounted installation. Color: White Material: ABS + electronic components Parameter: 1. Model number: CN101S 2. Supply voltage: 5V, 12V, 24V, 110V, 220V 50/60Hz 3. Max load: 16A 4. Min interval: 1 second 5. Timing range: 1 second to 168 hours 6. Setting groups: 8 ON/OFF per day 7. Programs: 15 Groups 8. Black-out memory retention: 60 days 9. Average error: Less than 2 sec/day 10. Battery type: 1.2V, internal, rechargeable 11. Installation: Panel or wall mounted Package Contents: 1 x Timer switch 4 x Terminal connectors 1 x User Manual Note: Light and different displays may cause the color of the item in the picture to vary slightly from the real thing. Measurement allowance is +/- 1-3 cm.