Here are the battery for E-revo Vxl.
I thing that barely fit in the battery boxes.its only 16-20 Euro(when Bid,original price 39Euro).its not low quality H.K batteries,bcos am using this Company battery for my Rustler vxl (11.1V 5450mAh)its run more than 35 min.
24 Month Garantie,I have odered 2 batteries for my mini(I get my mini Revo end of this month)
Size-100 x 34 x 18mm
(Sorry for bad English)