🔧 Power Up Your Testing Game! Buzzer alarm for out-of-range voltage values. Test 20-pin, 24-pin, SATA, and more with ease! Aluminum alloy enclosure for portability and strength. 1.8'' LCD screen for clear voltage readings. Supports a wide range of connectors for all your needs. 1.8'' LCD Display 8-in-1 Testing Buzzer Alarm The Computer PC Power Supply Tester is a versatile 8-in-1 device designed to test various power supply connectors, including ATX, SATA, and IDE. Featuring a durable aluminum alloy enclosure and a user-friendly 1.8'' LCD screen, it provides clear voltage readings and instant alerts for any irregularities, making it an essential tool for tech enthusiasts and professionals alike.