Electronic Weekly 7 Programmable Digital Time Switch Relay Timer Control 220V 230V 30A Din Rail Mount Description: 100% brand new and high quality Portable and durable, easy to carry, lightweight Panel mounted Advanced pre-setting week before Digital electronic timer switch with daily and weekly programs Repeat programs with max 17 on/off setting and manual override Lithium battery power reserve when electric supply cut off Ideal household use in DB Boards 3500 Watt / 16 Amps 24 hours / 7 a week programmable Built-in battery for backup the memory when power failure Auto time error correction +/- 30 sec, weekly Specifications: Operation Voltage: 220-240V Frequency: 50/60Hz switch capacity: 16A/250V Inductive load: 5A Power consumption: 2W Ambient temperature: -10-+40 Error correction: 1 sec/day(+20) Battery backup: 60days Minimum programmable time: 1 minute Maximum programmable time: 168 hours Maximum programs: 17 ON + 17 OFF Ambient humidity: 35-85%RH Color: As the picture shown Size: 8.5 x 6.6 x 3.6cm Package Included: 1 * Time Relay Switch 1 * User Manual Notes: please allow 1-3cm errors to the actual dimension due to manual measurement! Thank you ! Real color may slightly different from pictures due to computer screen's resolution, brightness, contrast etc. If you have any question, please contact us before leave negative feedback, we will try our best to serve you, thank you for your understanding! HOPE YOU HAVE A NICE SHOPPING!