Input: 100-240V AC; Output: 12V DC; Supply Current: 10A ; Max. Amps: 1.5-2A/Channel; DC12V Regulator CCTV Power Supply Box, 18 Outputs with PTC Fuse General Protection Each output has in dependent PTC fuse and LED indicator, lightning protection, lifespan : 100,000 hours. If a problem occurs, only the independent output is affected, the other outputs continue to work. Short circuit protection : In case of a short circuit, an independent PTC fuse opens the circuit. When the short circuit is resolved, the PTC fuse automatically closes again. High Voltage Protection: In case of high voltage, the surge protector is activated to protect the connected device