7inch lcd satellite finder&monitor

Key Attributes.

Description: 7inch multi-function Portable Satellite Finder Display Screen: TFT LCD 7 inch (178mm); Dot Resolution: 336960 pixels(480*234) Color system:PAL-4.43 NTSC-3.58 Contrast:250:1; Brightness:300cd/m2 Input voltage: DC8.5V 1.5A; Viewing Angle :45/60(U/D);45/45(L/R), Input impedance: 75 O(Type F); Input frequency :950-2150 MHZ; Input level: -65 ~-25dBm; Threshold: 4.1 dB; Lithium batteries: DC 7.4V 3000mAh (built-in); DIMENSION : 205*165*45 mm, Weight: 815g (Built battery )