The Bosch 18V Max Worklight, No. GLI18V-420,is a pocket-sized unit that provides bright illumination with a three-LED design. The 420-lm worklight can brighten dark work areas at nine different angles and offers an adjustable light beam for spot and flood applications. The GLI18V-420 also provides a dial to adjust light diffusion and a hard rubber strap for mounting. The light works with the Bosch 18V battery system, which provides continuous run-time of up to 13.5 hours on the 6.0 Ah battery. The unit offers a tough exterior housing and an aluminum heat sink.