Cordless Framing Nailer Battery Included Voltage 20.0 Head Style Various Fastener Range 2 in to 3-1/2 In. 30 Degrees Collation Angle Paper Collation Type Shank Dia 0.113 in to 0.131 In. Magazine Angled Magazine Capacity 55 Cordless Tool Battery Type Li-Ion Magazine Loading Lock and Load Depth Control Continuous Adjustment Battery Included 21RV47 Battery Pack Replacement 21RV47 Battery Capacity 4.0Ah Handle Type Contoured Over Mold Triggering Mode Sequential or Bump