what its means compensation for this item in the shop?

hi , when i play tanki online somthing like 10 minits its tell me to go out just on my tank like somthing happand to my tank look, i have 2 tanks and its happend just on my aviv_kills_pro, and also idont anderstend why in mexico the prise of the "prometheus kit is 506.40 MXN thats mean 26$  and in my cantry its 67$ (israel) so i try to buy it from mexico its didnt work cose the card from israelso now in israel ineed to pay 67$ and 245'000 crystals to buy this item so..what its means compensation for this item in the shop?