Features: 【Smart Switching Protections】220V double circuit automatic transfer switcher ensuring rapid, seamlessly switching to backup power during outages, preventing equipment downtime disruptions. 【Durability Design】For superior heat resistance and mechanical strength, guaranteeing stable performances over extended use. 【Simple Installation】not requires complex tools for setups. User-friendly design enables power management and enhanced electrical safety within minutes. 【Energy-Saving Solution】Optimizes power switching efficiency to reduce unnecessary energy consumption . 【Versatile Applications】Delivers reliabled power protections for homes, offices, and industrial environments alike. Specifications: Component: PCD, with excellent insulation properties and high temperature resistance stable operating Size: 7.8x7.8cm, standardized design Supports automatic switching of two power supplies, suitable for a variety of power input scenarios. Technical parameters: Input voltages 220V, with intelligent identification function, quick response to power changes, ensuring continuous power supply. Package Includes: 1PC 220V power automatic switcher note: Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution.