STRING TRMMR 56V 4AH 16" *Brand Name: EGO *Sub Brand: Power+ Multi-Head System Carbon Fiber *Model Number: MST1603 *Cutting Width: 16 in. *Volts: 56 V *Powered By: Battery *Product Type: String Trimmer *Kit or Tool Only: Kit (Battery & Charger) *Shoulder Harness or Strap: No *Shaft Type: Straight Shaft *Attachment Capable: Yes *Assembly Required: Yes *Battery Amp Hours: 4 Ah *Warranty: 5 year