40V Battery for GreenWorks BST4000 STF309 ST40B02 12" Cordless String Trimmer

NOTE: This battery is compatible with GreenWorks 40 Volt tools only, NOT for 24V, 60V, 80V tools. Please check your model before the purchase.

Our brand new Replacement Battery has been precisely developed to improve your device's performance, dependability, and longevity. We prioritize your satisfaction, which is why we perform rigorous testing on each device before sending it to assure its quality.

With CE and RoHS industry standards certification, you can be confident that our Replacement Battery is developed with cutting-edge features, such as a state-of-the-art protection circuit board, to ensure the maximum safety and stability for your device.