FD+ Spare Battery
Standard 12.6ah Battery = 1.7kg
Medium 8.4ah Battery = 1.15kg (no e-foiling)
Small 4.2ah Battery = 0.6kg (Strictly no e-foiling)
The battery is purpose designed, built, and tested especially for the Foil Drive Assist system. Every battery has been carefully manufactured and extensively tested in house, featuring a built-in Battery Management System (BMS) to ensure safety. The BMS manages the charge rate, balance of the individual cells, low and high voltage cutoff, internal resistance and temperature monitoring.