AC 90-120V automatically converts to DC 12V 50 amp 600W without manual adjustment. Output voltage is adjustable by 10%. Full power supply, new original device. Please identify the blue electronic circuit board. Short circuit protection, overload protection, overvoltage
protection: 11.5 %-135%, action
output cutoff reset: automatic reset or fuse. Porous metal shell for more efficient heat dissipation. Manufactured with high-quality components, no jerry-cutting, customer first. 100% full load burn-in tested. It is perfect for all 12V LED Strip Lights such as 5050, 3528, 5630, 5730, G4, MR11, MR16 LED bulbs, CCTV cameras, security systems, computer projects, 3D printers, etc