Thermaltake Dr. POWER II ATX power supply tester

Dr. Power II is a fully automated power supply tester that enables users to easily and quickly determine if a power supply is defective or not. Cutting overall troubleshooting time considerably. Oversized easy-to-read LCD display and audible alarm helps user determine the exact cause of the failure, if there is one. An indispensable tool for any PC enthusiast or gamer!