Thanks to the 18-volt 2.0Ah Li-ion battery of the Black & Decker STC1820PST-QW, you can trim your lawn without extension cords. In addition, you can link the Smartech battery to the app on your smartphone via Bluetooth, giving you access to a host of applications. You can set the trimmer's telescopic tube to the ideal working height for you between 104 and 126 centimeters and you have more grip thanks to the extra handle. You'll trim your lawn with a mowing circle of 28 centimeters, after which you can easily switch to cutting the lawn edges. The lawn edge guide and rotating head ensure this is done neatly. Don't worry about the trimming string, because it's fed automatically. Give your entire lawn a neat and complete trim with this STC1820PST-QW.