Frequency air conditioner compressor detector and . *Made of materials for maximum durability and reliability. Low-power air conditioner DC fan no-load test High-power air conditioner DC fan load test Maximum support 2000W Note: we strongly recommend you seek professional installation. Please check as much as possible to make sure the item is what you need. Frequency air conditioner compressor detector 1-5 horsepower air conditioner frequency converter detection High power DC fan detection Short circuit protection overload protection Refrigerator frequency converter detection Fault indication Plug Type:US Plug,it applies to Canada, India,Mexico, Thailand, the United States, the Philippines,Taiwan and so on. Voltage: AC100-240V Color: As Shown Material: plastic Package Contents: 1* Air Conditioner Inverter Compressor Tester