... LCD Display,Short Circuit high Voltage Protection. ac voltage stabilizerAutomatic Voltage stabilizer, Voltage Stabilizer, Automatic AC Voltage ... ,power supply, relay, manostat. Transformer, Stabilizer,avr ,svr,fully automatic voltage regulator,alternator regulator ... 60HZOutput Voltage : 220V±8% ACCircuit Protection : Circuit BreakerDisplay: Digital display input voltage/output voltageProtection: High ...