7d265d94_tional_Modules_and_Consumables__Consumable
[Auto-Activate] Auto activated at battle start. [Price] 50 gold [Comments] Same as Chocolate and Extra Combat Rations, except this is for US vehicles only. Auto-activated at beginning of battle, so it is always consumed after the battle. A must have for clan and tournament battles. For US vehicles only. [Consumable] 
Case of Cola +10% to all crew skills through the end of the battle.
World of Tanks Strategy - Optional Modules and Consumables
Consumable