A:Answer Dear BestBuy,
The Snow Joe - 24V-X2-SB21 48-Volt iON+ Cordless Snow Blower Kit, W/ 2 x 4.0-Ah Batteries, and Dual Port Charger is recommended to store the battery indoors and charge the battery half charged. Hope this helps, if you have any other questions please let us know.
Thanks
Customer Service Team
Snow Joe + Sun Joe