Auto lock screen to prevent misuse: If you don't operate it for 30 seconds per second, you can unlock it by long pressing the 'C/R' key.28 groups of timing groups, the longest timing of 168 hours, can be customized at willHigh power relay, sufficient copper coil transformerNo need to reset the time when power off, built-in large capacity rechargeable lithium battery, no need to replace the purchased batteryFlame retardant PC material, the same inside and outside the safety tableSpecification:color whiteVoltage: 380V/50-60HzControl output: 25A (three-phase direct output)Setting Times: 17ON/OFF (Day/Week)Setting time: 1 minute to 168 hoursTravel time error: 1s / 24hPower failure memory: more than 180 days (built-in 1.2V rechargeable battery)Installation size: 128*117*65mmMounting method: screw, guide rail (35mm)Weight: . 0.45kgPackage included:1 * Programmable Time Relay