The fir forest SML-V video surveillance Tester Model: SML-VS product advantages: 1. Energy: work output current similar products only 32%. Ordinary batteries can be replaced anytime, anywhere, can also use rechargeable battery recycling; 2. Measuring cable off: can detect a live cable, telephone cable, BNC cable and other metal cables and connectors. Hunt: to find many cable that a can switch live hunt. Product Features: 1 signal test function; signal strength test function; PTZ control function; multi-system image generator function; 5.DC12V 800mA power output; PTZ data capture analysis capabilities; The cable connectivity test; 8. cables hunt;