... Microprocessor, Suitable for Houses, Hotels, and Offices Automatic Voltage Switcher with Microprocessor, Suitable for Houses, Hotels, ... and Offices Specifications: Available for: Spikes/surges High voltage Low voltage Lightning Power cut Power-back surges Single phaseAmpere: ... may have. Please feel free to contact us. Automatic Voltage Switcher with Microprocessor, Suitable for Houses, Hotels, and ...