PK12V3AB is a CCTV unintterupt backup power supply,it can support 1 12V7AH battery. Specifications£º

Input 100~240VAC 50 / 60 Hz . 3 amps (36W) supply current. Output 12VDC. Output current:3A Output group£º2 Channel Main fuses are rated at 3 amps.   Recommended for 12V/7.0Ah battery charging, it need not be disconnected after charge. AC power LED indicator. overcurrent protection:3.6A ripple:<=100mv charge voltage:13.8V charge current:1A battery undervoltage protection:10V Short protected outputs. Surge protected outputs. Over charge protected battery / Over discharge protected battery / Polarity in reverse protection Enclosure dimensions(mm): 120H*80W*45D Weight:0.4Kg Easy  of installation saves time and eliminates costly labor.