Features: This 150W automatic transfer switching ensures uninterrupted power by instantly switching to backup battery during outages, supporting devices up to 12V/5A. The module enables effortless installation while maintaining for critical electronics. Ideal for homeowners, IT professionals, and agricultural users requiring reliable backup power for incubators, networking equipment, and refrigeration systems. Safeguarding essential appliances during power failures in homes, offices, or farm environment where continuous 12V device operational Engineered with wide compatibility and automatic recovery detection, this energy efficient switching module delivers industrial reliability in a space saving form factor. Specifications: Size:Approx. 54x27x10mm/2.12x1.06x0.39inch Current: 12V 5A Power: 150W Package Includes: 2 Optional Package: Package 1 Include:1Pc switching Module Package 2 Include:3Pcs switching Module note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual of the item.