Features: Easy to read LCD display, LED indicators Minimum 1 second interval 8 ON/OFF programs per day, 15 combinations per week 24 hours / week programmable Countdown function, up to 24 hours countdown to OFF Built-in rechargeable battery to retain memory during power failure Repeat programs with 8 on/off settings, and manual on/off control Suitable for household use, panel mounted installation Color: White Material: ABS + electronic components Parameter: 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 memory: 60 days Average error: Less than ±2 sec/day Battery type: 1.2V, internal, rechargeable Installation: Panel/wall mounted Package Contents: 1 x Timer switch 4 x Terminal 1 x User Manual Note: Light and display differences may cause slight color variation between the image and the actual item. Measurement error allowed is +/- 1-3cm.