HIGH PERFORMANCE: The SENIX X2 20 Volt Max* lithium-ion battery provides reliable power and offers excellent run time for SENIX X2 power tools MAXIMUM PRODUCTIVITY: The SENIX B50X2 20 Volt Max* 5.0 Ah lithium-ion battery delivers continuous power without memory loss or power loss, allowing you to work longer and more efficiently WIDE COMPATIBILITY: The SENIX X2 20 Volt Max* 5.0 Ah lithium-ion battery is compatible with all SENIX X2 20V Cordless Outdoor Power Tools and 2X2 Cordless Outdoor Power Tools INDICATOR LIGHTS: The power indicator of the SENIX B50X2 20 Volt Max* 5.0 Ah lithium-ion battery displays the remaining charge PEACE OF MIND: The SENIX 20 Volt Max* 5.0 Ah lithium-ion battery comes with a 3-year limited warranty, providing peace of mind and ensuring that you can rely on your battery for years to come