Voltage:18V(20V Max.) No load speed:0~2600r/min Impact rate:0~3800IPM Battery capacity:4.0Ah Chuck capacity:1/2inch(12.7mm) Max.output torque:360N.mIMPACT WRENCH (NEW)OT A1120SKU: OT A1120C$1.00PriceQuantity*Add to CartSTANDARD ACCESSORY4.0Ah battery pack 2pcs; 2.0A charger 1pc;