... Lithium battery:3.7V 7200mAh(built-in) Input voltage:DC12.5V 1.2A;Key Specication3.5inch Portable multifunctional monitor&satellite finder ... .Using TFT LCD display image,LED backlighting with low power consumption,with high brightness LED digital tube,satellite signal ... in satelliter finder management,13V18V/22K/Signal lock instruction,With LNB circuit short protection, external short circuit alarm,it ...