Coolmax PS-228 Black Power Supply Tester

# Easy to check ATX power supply
# Aluminum case
# Accurate voltage indicator +/- 0.1V (+12V1/+5V/+3.3V/5VSB/+12V2/-12V)
# ATX P.G. value display
# Lower or higher P.G. values alarm
# ATX output connectors check
# Lower voltage detected alarm
# Over voltage alarm
# No voltage detected alarm
# Each Voltage normal range:
+5V, +3.3V, +5VSB is +/-5%;
+12V1, +12V2, -12V is +/-10%