The Worx Rechargeable Grass Trimmer WG157E.9 convinces with its light and ergonomic design, as well as a fully automatic thread extension and a retractable safety bar. The ability to convert it from lawn trimmer to edger in seconds, makes him a versatile helper to care for the lawn edges. The retractable protective guard protects your plants from damage. The WG157E.9 comes as a supplement to our Powershare devices without battery, charger and accessories, for those who already have 20V Worx Powershare devices. Worx Powershare – Share Batteries, Save Money! All Worx Powershare devices are also available with / without battery and charger – Simply and easily use your existing Worx batteries and your charger and save money when buying new Worx devices!