Usage: The TM618 timer MODULE (1.6 INCH large LCD display) can automatically open or close various kinds of electric devices and power according to the preset time. The items can be street light, neon light (sign), billboard, electrical appliances, broadcast equipments etc. The digital timer switch is with rechargeable battery, in 1.2V/40Ma, high-accuracy CMOS chip, strongly anti-jamming, easy to use. Why choose the SinoTimer TM618? 1. 1.6 inch large LCD display. 2. Excellent load capacity, voltage free output. 16amp@250Vac 3. Easy program, everyone can program it after reading the manual JUST one time. 4. Stable performance because of professional manufacturing in power saver since 2002. 5. Confirm to CE standard, and with LVD, EMC certificate passed Features: * You can use the timer to SWITCH ON/OFF any electrical equipment at a preset timer * 16 ON/OFF programs per day, 15 combinations to a week. * 24 hours / 7 days a week programmable. * Countdown Off for time range 1 minute to 24 hours * Built-in rechargeable battery for backup the memory (save the programs you set) when power failure * Auto time error correction +/- 30 sec, weekly * Repeat programs with 16 on/off settings, and setting on/off manually, * Easy to read LCD display, LED indicators. Technical Data: Model: TM618N-4 Power supply: 12V for DC/AC Temp. range: -20C+50C Display: LCD Power consumption 4.5 VA (MAX) Programs: 16 on/off each day or week Switching contact: 1 changeover switch Mini interval: 1 minute Timer range: 1min~168hr Countdown Off for time range: 1 min ~ 24 hours Capacity: 16(8) 250V AC Hysteresis 2 sec/day (25C) Black-out: 60 days Built-in rechargeable battery: 1.2V 40Ma Average error: 1s/24h, 25C Size: app. 60x60mm/2.36x2.36in Material: Plastic Color: White Quantity: 1 Pc Note: No retail package. Transition: 1cm=10mm=0.39inch. Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: 1 x Timer Switch (other accessories demo in the picture is not included.)