4S hard case is a brand new product offering from Sunpadow. On offer are two batteries, one 6300mAh, another at 6700mAh. The 6300mAh battery offers more punch while the 6700mAh offers higher runtime and greater average voltage.
The 2S Slim Pack Platin series of batteries became available at the end of the 2019/2020 indoor racing season and already started to show their potential. The combination of size and shape along with the latest generation of LiPo technologies are showing both great performance and handling on high grip carpet. 5200mAh is recommended for Stock and Super Stock Touring Car. 4200mAh is recommended for Modified Touring Car.