CCTV TESTER High quality 2.5" LCD screen DC12 power to camera Video/Cable/RS485 data test ... with number buttonsPower and BatteryPower AdapterDC9VBattery2 pcs lithium batteries, 3.7V,capacity 1400mAhRechargeable5 hours recharging timeLow ConsumptionSleeping mode,display battery ... customer requests.Baud rate include: 2400,4800,9600,19200.3.UTP cable TestThe wiring condition (disconnected, short of UTP ...