Features and specifications: 1) Quick change blades, battery box 2) Voltage: 12 - 14.4V DC 3) No load speed: 1000rpm 4) Blade length: 190mm 5) Blade width: 80mm 6) Cutting capacity: 7.8mm Package(4pcs): Color box: 19 x 8 x 46cm G.W/N.W: 2.5/2.0KGS Size:20 x 40 x 48cm Qty/20 FCL: 3,344pcs Qty/40 FCL: 6,160pcs Qty/40 HQ: 7,280pcs