Kalrus XT21X Pro - a Great Dual-Purpose Light
Channel: Mark Young
Date: 14/06/2023

Klarus XT21X Pro 
https://klaruslightstore.com/collections/tactical-flashlights-1/products/klarus-xt21x-pro-extreme-output-tactical-flashlight?gclid=CjwKCAjwrJ-hBhB7EiwAuyBVXR2chT7TUUPHbmQz0n0widhSUaDOg7RKM_Hh14LSRMs4pofyCEf1HRoCqH4QAvD_BwE

Comes With
Belt Holster
Lanyard
USB-C PD Fast Charge cable
Pocket clip
Spare O-ring
USB-A to USB-C adapter
USB-C to ?? phone adapter
5000mAh 21700 Lio-Ion batter
Adapter tube for 18650 battery
Manual / Warranty

Key Features
Dual tail switches
Power bank function
5-year warranty
 
Physical Specs
Length   6 3/8” – 162mm 
Diameter at bezel  1 5/8” – 40mm
Diameter at tail  1 1/8” – 27mm
Weight    8oz – 226g (with battery)
Waterproof   IPx8
Impact   1m

Performance Specs
Turbo:  4400 lumens, 336 m beam, runs 2.5 hours
High:   1500 lumens, 190 m beam, runs 4 hours
Medium:  400 lumens, 100 m beam, runs 9 hours
Low:   100 lumens, 50 m beam, runs 30 hours
Moon:  5 lumens, 15 m beam, runs 200 hours
Strobe:  4400 lumens, runs 5 hours
SOS:   100 lumens, runs 65 hours



 
Operation
Tactical (default)
Partial press of the primary switch will give temporary turbo
Full press of the primary switch will give constant turbo
Pressing the mode switch will give strobe
Holding the mode switch longer than 2 second will give constant strobe
Pressing the modes switch will the light in on (in constant turbo) will allow you to cycle through high, medium, low and moonlight, in that order
Short press of the side switch will turn light on in last lumen setting
Additional short press of the side switch will cycle the light through turbo, high, medium, low and moonlight, in the order
A long press of the side switch will turn the light off

Mode Change – hold Mode switch for 5-seconds then click the primary switch

 
Outdoors
Short press of the mode switch will give a temporary light in the last lumen setting
A long press of the mode switch will turn the light on in constant at the last lumen setting
Subsequent short press of the mode switch will cycle the light through the lumen settings of moonlight, low, medium, high and turbo in that order
A partial press of the primary switch will give a temporary light in the last lumen setting
A full press of the primary switch will give a constant light in the last lumen setting
A short press of the side switch will turn the light on in the last lumen setting.
Additional short presses of the side switch will cycle the light through turbo, high, medium, low and moonlight in that order
A long press of the side switch will tun the light off

Charging
LED will flash red while charging changing to steady green when complete
Moon, low and medium lumen levels are available while charging

E-Lock
While off, hold the side switch for 5 seconds
Triple tap the side switch to turn e-lock off