Features:
1. This is a robust voltage tester for PC-power supply.
2. ATX, BTX and ITX compliant power supplies can be tested.
3. LCD indicates the status of voltage. 
4. Ideal for the computer technology enthusiasts and a quick functional check in trade.

5. Easily test your computer power supply and avoid damage to computer equipment. No batteries required.

Test Method:
a. Plug the connector of the tested unit into power supply 20/24pin and P4, P6 or P8.
b.Turn on the power supply. 
c. If you hear DuDu ring and the corresponding data on LCD do not flicker, the output voltage is normal.
d. If a certain voltage signal was not detected or the detected voltage value exceed the normal one, you will hear long DuDu buzzer. Meanwhile if the corresponding voltage data or  PG data also flicker, there is something wrong with your power supply.

Specifications:
Voltage Source: 20/24pin (ATX-connector)
Voltage Test: +12V, -12V, +5V, -5V, +3.3V, 5V Stand By (SB), 12V Power Good (PG)
Connectors: 4pin(P4), 8pin(Dual-CPU), 6pin(PCI-Express), Floppy, SATA & HDD
Shell Material: Aluminum Alloy
Size: 123 * 60 * 20mm / 4.8 * 2.4 * 0.8in
LCD Size: 44 * 22mm / 1.7 * 0.9in
Weight: Approx. 78g

Package List:
1 * Power Supply Tester