M18, 18 v, lithium-ion, brushless, cordless, 1/4" impact driver kit, fastest application speed, 1,600 inlb of torque, compact design provides excellent balance & control, ideal for overhead applications or work in tight spaces, 0-4,200 ipm, 0-3,200 rpm, brushless motor delivers more run time & longer life, red link intelligences advanced overload protection defends against abusive applications & monitors the temperature to prevent damage & ensure maximum tool & battery life, compatible with all m18 batteries, includes: (2) m18 red lithium 2.0 compact batteries, m18-m12 multi-voltage charger & carrying case.