12v 18p 10 amp power supply box for cctv features provides 24vac or 12vdc fused outputs for 4, 8, 9, or 18 cameras individual led statue indicator main power switch with surge protection all dc models use switch power technology all dc models are regulated and filtered input:110v~120v, 220v~240v output:12v dc/18 output supply current:10amp fuse type: ptc