Beware of the Beam

Beam profile

Beam angle estimated (from lumens and beam distance)

Hover the diagram to see beam width at distance.

Specifications

Output modes

Spot modes
LevelLumenBeam distanceCandelaRuntime
High1800290 m / 951 ft211001h 30min
Mid280110 m / 361 ft30707h 15min
Low3544 m / 144 ft48538h
Special modes
LevelLumenBeam distanceCandelaRuntime
Strobe1800

Predecessor

Compare with predecessor

Nitecore P20i Nitecore P10i
Beam profile
Max. output 1800 lm best 1800 lm best
Max. beam distance 343 m / 1125 ft best 290 m / 951 ft -15%
Max. intensity 29500 cd best 21100 cd -28%
Battery 21700 i-Generation Li-Ion · 4000 mAh 21700 i-Generation Li-Ion · 4000 mAh
Capacity 4000 mAh best 4000 mAh best
Weight 114 g / 4.0 oz best –
Length 114 mm / 4.49 in best 0 mm
Head diameter 32 mm / 1.26 in best 0 mm
Water resistance IP68 0
Impact resistance 0 m 0 m