The smallest focusable light by Fenix also has a dual-reflector system and 360° adjustment ring to adjust from spot to flood light quickly. Rear on/off switch, stainless steel side switch for light level and strobe. 5 light levels (900/350/150/50/8 lumens). Operated with 2x CR123 batteries or optionally with 18650 battery. Delivery includes 2 batteries. CR123, holster, hand sling, and spare seal. Diameter 25.4 mm (point) / 23 mm (body).