Power up with this long-lasting 40-volt EcoSharp lithium-ion battery, specifically designed to work specifically with your Snow Joe and Sun Joe cordless iON tools. When the battery indicator lights on your iBAT40 indicate diminished battery capacity, simply slide the battery pack into its dedicated iCHRG40 charger and power back up in just 2.5 to 3 hours for a complete charge. Equipped with thermal, over-voltage, and over-current circuit protection, the iCHRG40 charger safely charges the iBAT40 battery without any risk of battery pack damage. Energy Star certified, the iBAT40 battery and iCHRG40 charger provide an eco-friendly means to safely and reliably power all your Snow Joe and Sun Joe cordless iON tools. One battery, one charger G€" countless cordless possibilities! Materials: Metal and Plastic. Dimensions: 7.8" L x 4.5" W x 3.1" H. Weight: 1.1 lbs.