Function: 1. Under voltage protection 140V-210V (adjustable) (default: 170V), can be disabled 2. Over voltage protection 230V-300V (adjustable) (default: 270V), can be disabled 3. Over current protection 1A-63A (adjustable) (default: 63A) 4. Reconnect time (delay): 1-500s (default: 30s) 5. Voltage meter 6. Ammeter 7. Energy meter When power is off, the product can remember the kWh, over voltage, under voltage, and over current values. When the V LED flashes, it indicates over or under voltage protection. When the A LED flashes, it indicates over current protection. Rated voltage: 140-300V Frequency: 50Hz/60Hz Poles Number: V A kWh type Rated Current: 63A Name: Voltage protector Model Number: TOVPD1-63VAE Color: White Material: Plastic Size: 85 x 36 x 65mm Package Contents: 1 x Protective Device Protector Relay Only the above package content is included; other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture to be slightly different from the real thing. The measurement allowed error is +/- 1-3cm.