This power supply will convert your 110v outlet to a 12v barrel connector that is compatible with the mini testers. The output power is 12V DC at 2amps.
Add one of these to your order with your mini controller to make sure you have power to test your pixels.
Adapter: US plug to DC 5.5*2.1
Works with the Mini Pixel Tester
Works great with the mini pixel tester.