It is small size, light weight, resistant and strong With the functions of Low-frequency protection and voltage slowly established, EMI suppression circuit Suitable for generators, can adjust the voltage slightly to stabilize the output voltage of the generator Model: BE350 sensing & power input: 190-240 Burden: 500VA Output Power-Continuous: 73 at 3.5 Adc (255w) Output Power - Forcing: (240 Input Power)105 at 5 Adc (525w) Regulation: 1.0% Field Resistance: 15 ohms minimum Remote Voltage Adjustment Range: 10% with 2000 ohm rheostat 5% with 1000 ohm rheostat Roll Off Frequency: 54-61 Hz for 60 Hz Operation 45-51 Hz for 50 Hz Operation Operating Temperature: -40C to 60C Storage Temperature: -65C to +85C Power Dissipation: 8 watts maximum Material: Metal+PC colour: Black Package Contents: 1 x Voltage Regulator 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.