3V-12V 5A 60W Adjustable Power Supply with LED Display, Variable DC 3V 5V 6V 9V 12V Universal AC/DC Adapter, 100V-240V AC to DC 3-12V Switching Power Converter Multi-Voltage Regulated Adaptor

NO RETURNS ON THIS PRODUCT. It is impossible to determine the cause of failure.

• Use Only on 750, 1100, 2000 gph pump.
• Make sure (+/-) Positive/Negative wires are correctly hooked up.
• Do Not use this power supply on pumps lower than 5A rating. (500 gph)
• Do Not use on 3000, or 4000 gph pumps.