3IN1 Display Adjustable over and under voltage protective device With Energy Meter

New products!!     Product specification Rated voltage: 140-300V; Frequency: 50Hz/60HZ Function: 1. Under voltage protection 140V-210V (adjustable) (default: 170V) can be disable                   2. Over voltage proteciton 230V-300V (adjustable) (default: 270) can be disable                   3. Over current protection 1A-63A (adjustable) (default: 40A)                   4. Reconnect time (delay on time): 1-500s (default: 30s)                   5. Voltage meter                   6. Ammeter                   7. Energy meter When power off, the product can memory the Kwh, over voltage, under voltage and over current value. When V LED flash, it means over or under voltage protection When A LED flash, it means over current protection.