central problems in inert

"central problems in inert"

I am having this message in free flight constantly also with fully chafed battery it say's 0%, also when i connect the drone i get 2 red blinks and then the leds turn off, but que device can be connected with my ipad and the free flight app finds him, but when i try to take off, i have that message in red!

crwdns2934089:0crwdne2934089:0 crwdns2934093:0crwdne2934093:0

crwdns2934109:0crwdne2934109:0

crwdns2889612:0crwdne2889612:0 0
crwdns2934285:0crwdne2934285:0