Test tool for power supply driving board of down lamp

The utility model discloses a test tool for a down lamp power supply drive board, which comprises a test board, the test board is provided with a binding post, an ejector pin, a guide sleeve, a button switch, a stand column and a placing plate movably arranged on the test board, the binding post is electrically connected with the ejector pin through a first lead, the binding post is provided with a knob, the placing plate is provided with a guide column, and the guide sleeve is sleeved with the guide column. The stand column is provided with an air cylinder, the lower end of the air cylinder is provided with a pressing plate capable of moving up and down, the lower end of the pressing plate is provided with a pressing rod, the button switch is located below the containing plate, the containing plate is provided with a containing groove and a needle hole penetrating through the containing groove, and the ejector pin is inserted into the needle hole. The testing device is simple and convenient in testing work,