Eachine EV800 5 Inches 800x480 FPV VR Goggles Monitor 5.8G 40CH Raceband Auto-Searching Build In 2000 mAh Battery          Specification                Brand name            Eachine           Item No.            EV800           Screen           Screen size: 5.0 inch    Screen resolution: 800*480 (No blur after enlarge by the lens)    Screen brightness: 600cd\/m2 with special high brightness backlight LED for outdoor FPV    View Angle: 140\/120 degree(Horizontal\/Vertical)                Lens           3x boost of the video to acquire intense feel-in-there video;    92% transparent rate no distort of light;                Battery and recharge           Built-in 3.7V\/2000mAh battery;    Each battery circle offer around 3.5hr working time;    5-12V wide recharging voltage range、 typical recharging voltage is 5V    Accepts 5V power banks or 2S(7.4V)\/3S(11.1V) battery as back-up power to have long working time                Receiver           Build in 5.8G 40CH Raceband receive                                                                                    Frequency Table                           Frequency Band A               5865               5845               5825               5805               5785               5765               5745               5725                           Frequency Band B               5733               5752               5771               5790               5809               5828               5847               5866                           Frequency Band E               5705               5685               5665               5645               5885               5905               5925               5945                           Frequency Band F               5740               5760               5780               5800               5820               5840               5860               5880                           Frequency Band R               5658               5695               5732               5769               5806               5843               5880               5917                             Body           Dimension: 180x145x82mm    Weight: 375g with 3.5hr 2000mAh battery    Belt: three-ways adjustable belt        Feature:- Separable design、 5 inch screen can be used as small monitor on radio controller or with tripod;- HD high brightness 5inch LCD specially tuned for FPV racing;- Built-in super sensitiveness 5.8GHz 40ch receiver、 especially with RaceBand;  - Come with advanced auto-searching function ad show you the working frequency on screen;- Built-in 3.7V\/2000mAh battery、 each full charge revive around 3.5hours working time;- Wide range re-charge voltage 5-12V、 power banks or 2S\/3S batteries can be used as back-up power sour、 to prolong the working