Features: Easy to read LCD display, LED indicators. Minimum 1 second interval. 8 ON/OFF programs per day, 15 combinations per week. 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. Suitable for household use with panel mounting. Color: White Material: ABS + electronic components Parameters: Model number: CN101S Power supply: 5V, 12V, 24V, 110V, 220V 50/60Hz Max load: 16A Min interval: 1 second Timing range: 1 second to 168 hours Setting groups: 8 ON/OFF per day Programs: 15 Groups Black-out protection: 60 days Average error: Less than ±2 sec/day Battery type: 1.2V, internal, rechargeable Installation: Panel or wall mounted Package Contents: 1 x Timer switch 4 x Terminals 1 x User Manual Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture to differ slightly from the real thing. Measurement allowed error is +/- 1-3cm.