Portable tester with 2.5" LCD Monitor -Internet Line Test. -OSD menu is used easily. -Auto-identify NTSC, PAL -Low power consumption/ once charged, the power can be used for 4-5 hours. -Support RS232 and Rs485 synchronically. -Auto-reduce power consumption. - 2.5" inch
LCD -Exterior power: DC9V (2A) -Interior
Voltage: DC/ 3.6V 1200mah Lithium Battery