Dual Power Automatic Transfer Switch Electronic Component Replacement Power Control for Emergency Light Controller

Features: Useful Tool: This switch makes the device can be powered by backup power when the main power is off. Easy to Use: This dual power switch is designed with a knob and can easily switch and meet your different needs. Suitable Places: This automatic transfer switch is a good choice to use in a home office hotel apartment dorm and so on. Long Lifespan: Mainly made of plastic this dual power switch is durable strong insulative and is not easy to break. Nice Replacement: This dual power switch is reliable to use and is a good choice to replace the worn or damaged one. Specification: Material: Plastic Working Voltage: AC220V Rated Frequency: 50/60Hz