Compatible Only with G-MAX 40V Tools and Charger Model 29482 Interchangeable battery system means you can use one battery for multiple different tools.Compatible with all Greenworks 40-volt tools, including blower, backpack blower, trimmer, hedge trimmer, and lawn mower All-weather performance: Delivers fade-free power in extreme jobsite conditions Monitors voltage and temperature to protect against overloading and extend battery life 2 times the run time of 2.5 Ah version and 2.5 times the run time of 2.0 Ah version of 40V battery After-sales Service:If you have any question about the battery, please feel free to contact us, our professional service team to give you the best guaranteed support. We are committed to providing a 5-Star shopping experience to all buyers! The Replacement for Greenworks 40V 5Ah Battery is easy to use and maintain, with no memory effect and no self-discharge. It is also eco-friendly, with zero emissions and no gas, oil or tune-ups required. Overall, it is a reliable and efficient battery that is ideal for powering all your Greenworks 40V tools.