Worx WG154 20-volt Li-Ion Cordless Grass Trimmer/Edger Fixed Shaft, 10-Inch, Battery and Charger Included Convert trimmer easily to an edger and vise-versa in seconds Convert the cutting path for a wider cut or extended run time Fixed ergonomic front handle for maximum control. Charging time:  5 hours 100% automatic single line feed for best cutting performance Rotating head for easy edger conversion