Features:
Superior Protection against short circuits and maltreatment (wrong charging, deep discharge, wrong polarity etc. )
Cutting edge integrated electronic battery management system
No external accessories needed to perform protective services
High efficiency - 2, 685 Wh from just 44.1 lbs of battery weight
Uncompromising design for marine use - Safe battery chemistry, and 4 safety-hardware features for each individual cell
Fully submersible IP67 (voltage shut-off from terminals in case of submersion to avoid galvanic effects).
Long life expectancy - Torqeedo Power Series normally only lose about 4% of their capacity each year
Batteries will remain charged for several months even when not in use
Maintains 96% of rated capacity when stored at 32° F for 1 year
The batteries have no memory effect
Lithium-Manganese batteries require no maintenance charging while in storage, and can be stored fully discharged