Get industry-leading performance and the power of gas in a cordless mower powered by PwrCore 20 lithium technology. The digital, brushless motor combined with two PwrCore 20 4.0Ah lithium batteries provides unbelievable power and cutting performance. Industry leading Pwrcore 20 lithium battery technology wraps each cell with cooling material to keep the battery powering on for 25% longer run time and 2X battery life. You'll have control from start to finish with a push-button start, while the single-lever height adjustment delivers 6 different cutting heights for your desired grass length. The two 4.0Ah PwrCore 20 Lithium-Ion batteries charge 100% in less than 100-minutes, while delivering 40V performance and allowing for universal battery use across all your SKIL PwrCore 20 devices. When the task is complete, the telescoping handle folds down completely allowing for vertical storage. This 18-inch cordless lawn mower kit includes two 4.0Ah PwrCore 20 lithium batteries for maximum run time, and a dual port charger.The included batteries and dual port charger are compatible with all SKIL tools in the PwrCore 20 family.