We can offer OEM service to print your logo on the circuit breaker, if you get any need, feel free to contact the seller! Function: 1. On/off Switch 2. Time Relay Switch 3. Voltmeter 4. Ammeter 5. Power Meter 6.Over current protection 10A-63A (adjustable) (default: 35A) 7.Over voltage proteciton 1V-400V (adjustable) (default: 265V) 8.Under voltage protection 50V-300V (adjustable) (default: 180V) 9. Leakage Protection 30mA(Non adjustable) Only 2P has this function 10. Current Limit Feature 1.Remote control at anytime from anywhere 2.Schedule/Timer/loop timer 3.Energy monitoring,Set power unit price ,can caculate house device power consumptionDownload data to sheet 4.Preset power/current/voltage threshold values by app, Once the real-time power/current/voltage reaches the threshold values, The connected electrical appliances will be automatically turned off 5.Working Voltage: AC110-230V 6.Mechanical Life: Over 100000 Times 7.Working Temperature:-25-70 Note: If the user's voltage is 110V, please change the setting of undervoltage first, because this setting is set at 180V by default, if not, the device cannot be turned on.