1. Use high-quality materials for durability 2. With active PFC function 3. Easy to use 4. Stable performance 5. Wide range of use Parameters: Start time (maximum): 0.5S Rise time (typical value): 10ms Voltage range: 90-264VAC Frequency range: rated frequency 50/60Hz, working frequency range 47-63Hz Input current (maximum): 2.7A/115VAC, 1.7A/230VAC Surge current (maximum): Cold start: 50A/115VAC, 100A/230VAC Input undervoltage protection: 60-80VAC Output overcurrent protection: 110% -150% of rated current output, burping mode, automatic recovery Output overvoltage protection: 110% -130% of rated voltage output, shutdown output, restart recovery Output short circuit protection: mode, automatic recovery after short circuit removal Over temperature protection: mode, automatic recovery after temperature drops Working temperature and humidity: -25 ° C~+70 ° C, 20%~90% RH non condensing (please refer to temperature derating curve) Storage temperature and humidity: -40 ° C~+85 10% -95% RH