Its ultra compact, lightweight design allows use in confined spaces. The two speed all metal transmission increases runtime and provides a longer tool life. Compact (7.8in front to back), lightweight (1.62kg) design fits into tight areas.High speed transmission delivers 2-speed settings (0-600/0-2,000 RPM) improving speed and torque control across a range fastening and drilling applications, 0-34,000 BPM for fast drilling in masonry materials. Ergonomic comfort grip handle provides ideal balance & tool control. LED light with 20 second trigger release delay provides increased visibility in dark or confined spaces, LED placement on tool foot eliminates chuck shadows. XRTM Li-Ion batteries with fuel gauge provide 33% more capacity over standard packs.