Adjustable Voltage Protector, A new generation of home appliance protectors , suitable for houses, hotels, buildings, school dormitories, etc., to protect the electrical safety of appliances and other loads, to prevent damage to the load caused by too high or too low mains power. https://youtu.be/RqOtyETa7l4 Features Adjustable high and low voltage settings Automatic power cut-off protection Protects against voltage fluctuations Easy-to-read indicator display Durable and reliable performance Specification: Brand Name: SARA Current Type: AC Input Voltage: 160-300V Output voltage: 230V Display: Voltage and current Frequency: 50/60hz Rated Current: 63A Uses Protects home appliances Used for refrigerators and air conditioners Suitable for industrial equipment Applied in offices and shops Prevents damage from unstable voltage Package includes: 1 x SARA Adjustable Voltage Protector