Get industry-leading performance and the power of gas in a cordless mower powered by PWR CORE 20 lithium technology. The digital . brushless motor combined with two PWR CORE 20 4.0Ah lithium batteries provides unbelievable power and cutting performance. 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 PWR CORE 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 PWR CORE 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 PWR CORE 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 PWR CORE 20 family.