Features: 1. Main Parameters: Conversion mode: self-cast, ATS level: CBs level, usage level: AC-33iB, power voltage: AC220V, line current: 6A-63A, operating frequency: 50Hz/60Hz, insulation voltage: AC220V, conversion time: 2S or so on. 2. Safe and stable: if the normal power supply is abnormal, this transfer switch can be immediately switched to the emergency power supply to ensure continuity and reliability and significantly improve safety. 3. Premium Material: This dual power transfer switch is made of high-quality materials, has excellent durability and high strength, and the precise internal circuit design further increases the life of the switch. 4. Wide Application: This emergency power transfer switch can be used in different places where a continuous power failure is not allowed, e.g. in bars, restaurants, KTV, etc. It is also very suitable for home use. 5. Easy to Install: The design of this switch is small and compact. It adopts M6 drill holes, with compact structure, reliable transmission and convenient installation and maintenance. Specification: Material: ABS Product Color: Blue Product Size: 138 x 220mm Product Weight: 1800g Working Voltage: 220V / 380V Conversion Time: 1-2S Working Current: 16A-63A Working Frequency: 50HZ/60HZ Operation Mode: Manual Automatic Package Included: 1 x Dual Power Automatic Transfer Switch