Power Up. Power your cordless iON tools the eco-friendly way with the 40-volt EcoSharp iBAT40XR lithium-ion battery. Compatible with all Snow Joe and Sun Joe iON models, the iBAT40XR features high capacity 5.0 Ah lithium-ion cells that deliver no-fade power for maximum job performance. Simply insert the EcoSharp battery pack into your iON tool of choice and power up instantly without having to mess with gas, oil, pull-cords, or tangled extension cords! Breathe easily and confidently while working with your iBAT40XR since this Energy Star-rated battery pack provides for cleaner, emission-free air during operation. Although run-times will vary depending on the tool used and the job performed, up to 65 minutes of whisper-quiet operation is a good approximation of what to expect from your iBAT40XR-powered tool. The fuel gauge indicator lights on the EcoSharp will also let you easily monitor your battery's charge capacity while it is in use.