This compact penlight is made using aircraft grade black aluminium. It has a bright white light which is focused by twisting the head of the torch. The Lenlenser P4 BM features a single on/off switch at the top. The P4 BM lasts up to 8.5 hours from full charge and offers up to 18lm output.
Blue Moon Technology
Bright white LEDs have a high spectral portion of blue. This torch projects blue light to the edge of the light beam to ensure a crystal clear, white light. This results in a small blue outline around the edge of the beam. This is called Led Lenser Blue Moon Technology.