AM Lipo 5200mAh 2S TC Ultra Low Profile - 7.4V 55C constant 110C Burst 5mm (Si-Graphene) The latest and newest Arrowmax Red Series battery AM-700712 could be the lowest profile pack in the market which will be only 19.5mm thick for lower center of gravity, much less weight that is just 237g. This Red Series battery also features Silicon Graphene technology, which can be well known for increases in period life & effectiveness. This is very effective in modified race particularly inside little track. As usual, this gives you well balance of power, sufficient ability, and low internal opposition. Lighter guidelines is now a trend in Touring races, current LCG is sometimes to thick to some of the users. This 19.5mm dense ultra low profile pack is perfectly designed for those racers concern of height and traction roll problem. The minimize high and weight will certainly satisfy them.