Features: With daily and weekly programs, repeat programs with 20 ON and 20 close setting, digital timer Switches. Timer Switches could automatically turn on/close all kind of electric equipment according to user set up. Builted in 1.2V/40mA rechargeable battery and industrial grades chip. Programmable timer outlet and timer Switches for light with high precisions and strong anti-interference ability. Suitable for controlling many household appliances such as street lamp, light, production equipment and television. Specifications: Materials: Plastic Standard voltage: 110V/220V/24V/12V (optional) Switching Capacity Resistance: 16A or 10Amp Number of programmable groups: 20 on and 20 close Timing error: ≤ 1second/day Relative humidity:<95% Environmental temperature: -20°C~70°C Battery capacity: 1.2V/40mah (rechargeable battery) Size: as shown in the picture Package Includes: 1pc Digital Time Relays note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to difference between different monitors, the picture may not reflect the actual color.