The Nitecore P20iX is a variant of the popular P20i. The P20iX is another model of the Precise series designed for tactical use, robust, compact and bright. The 4 Cree XP-L2 V6 LEDs provide a maximum of 4000 lumens. The P20iX is powered by an NL2150HPi Li-Ion battery with 5000mAh capacity, which ensures a long burn time. The revised Strobe Ready button allows quick switching between the light levels and the strobe mode. The light range of 221 metres is also impressive. The included battery cage also allows the use of 2 x CR123A lithium batteries. Power and runtime (21700 Li-Ion battery with 5000mAH): Turbo (4000 lumens) for about 30 minutes, Higher (17000 lumens) for about 2 hours, High (850 lumens) for about 2 hours 30 minutes, MID /300 lumens) for about 7 hours 15 minutes, Low (50 lumens) for about 38 hours, Ultralow (2 lumens) for about 350 hours.