Maintaining a full charge over time without using the battery can damage cells. According to the characteristics of Lithium-ion cells, when they are stored at full capacity over a long period of time without use, the recoverable capacity will be reduced.
EGO batteries discharge automatically after 30 days without use to reach the optimum storage capacity of 30%.
No special temperature requirements for winter
No need to recharge during storage
Batteries can be left in the charger
Batteries can be used at any state of charge
Batteries should be stored dry