CEL PS1 POWERstick 12 Volt Lithium Ion Cordless Electric 10-Inch Dual Action Hedge Trimmer/10-Inch String Trimmer Combo 12 volt lithium-ion cordless POWERstick with grass trimmer and hedge trimmer head. The hedge trimmer has 10-inch dual action blades The string trimmer + edger has 10-inch cutting diameter and include 10 pieces of spare nylon blades Ultra light and powerful 1 hour fast charging