Compatibility with Dewalt 20V MAX Battery The Pruning Chainsaw Compatibility with Dewalt 20V MAX Battery, Plug in your own battery and get your job done fast and easy! Low-voltage protection is our first concern. The machine will automatically shut down if the battery voltage is below 14.4v to prevent any overload damage. Powerful Cutting Capacity You can achieve precise and clean cuts up to 1/2' thickness, and 20' long while using our efficient dual-action cutting blades, which can meet the cutting of most shrubs and hedges. Brushless Motor To provide a quieter and more economical experience, our brushless motor has a service life of 4-5 times of ordinary motors, and can effectively reduce the noise damage you suffer during use. Three Mode Switching The electric trimmer offers 3 speeds depending on your use case. You can choose the most powerful mode (3500 SPM) or the relatively weak but longest-lasting mode (60 minutes) according to your needs.