Speedzone Evolution 1S and 2S Shorty Lipo Packs

Speedzone has released two new lipo packs under its Evolution Competition Series range in the form of a 8400mAh 3.7V 200C pack and a 5500mAh 7.4V 200C shorty pack.  Both have 5mm bullet connectors with the 8400mah pack measuring 93x47x18.5mm and weighing 162g while the 5500mAh shorty pack measures 96x47x25mm and weighs 224g.  The packs have the best internal resistance and average voltage numbers that Speedzone has ever offered in the category line up, along with the best holding time above 4v and 8v respectively.  Both battery packs are ROAR approved.

Source: Speedzone [speedzoneusa.com]