Product Name: Programmable Timer Rated Control Voltage: DC 12V Contact Capacity: 16A(8)A, 250V AC Hysteresis: less than or equal to 2 sec/day(25 C) ON/OFF Operation: 17 ON/OFF Power Consumption: 7.5VA(max.) Display: LCD Minimum Interval: 1 minute Switching Contact: 1 changeover switch Ambient Temperature: -10~+40°C Ambient Humidity: 35-85%RH Mounting Hole Diameter: 3mm / 0.12 INCH Overall Size(Approx.): 62 x 60 x 33mm / 2.4 inch x 2.36 inch x 1.3 inch(L*W*H) Material: Plastic, Electronic Parts Panel mounted, advanced pre-setting one week before, digital electronic timer switch with daily programs, repeat programs with 17 on/off setting and manual over-ride, auto timer error correction;plusmn; 30 sec, weekly. The program timer can automatically switch on and switch off various kinds of electric equipment according to fixed time. Used widely to control the lamp, water heater, sprayer, bottler, preheater, agriculture facilities, broadcasting equipment, home appliance, etc. Net Weight: 68g/Set Package Contents: 8 x Programmable Timer 8 x Manual Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.