Real-time power consumption monitoring: Track power consumption in real time to help users manage energy usage effectively Comprehensive alarm system: provides over-current, over-voltage and under-voltage alarms to circuit safety Relay state setting: supports on, off or restart memory mode, allowing you to select the default state after the device restarts App remote control and adjustable alarm threshold: remote management and alarm settings can be realized through the app, so as to control power safety anytime and anywhere Fire-retardant shell and 63A load support: Provides excellent safety protection and current carrying capacity up to 63A, suitable for a variety of application scenarios model:A5 Voltage:90-250V Rated working voltage:90%Un-110%Un Extended operating voltage:80%Un-115%Un Current specification:1-63A frequency range:(50+5%)Hz Power consumption:Less than 1.5W working temperature:-20℃-70℃ Working humidity:Less than 95% Dustproof and waterproof:IP20 Maximum radio transmit power:less than equal 20dBm (The product printed words depending on the batch, but this does not affect use) Color: As Shown Material: PC Flame Retardant Package Contents: 1 x Circuit Breaker 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.