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- 21700 & 18650 battery compatibility for convenient power options
- IPX8 waterproofing endures the toughest conditions
- 4,400-lumen successor to the XT21X with improved specs
- Power bank functionality enables device charging via USB-C port
- Batteries Included?: No
- Rechargeable: Yes
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Description
Klarus XT21X Pro
High Performance EDC Flashlight
The Klarus XT21X Pro is a powerful every day carry flashlight, capable of up to 4,400 lumens of output and 336 meters of throw. This light excels in the outdoors, with a compact ergonomic design making it easy to carry with you while hiking or camping. Additional tactical features round out this light's versatility like a side switch and a dual tail switch for adaptable single-handed use. These also enable quick switching of output modes.
Power Bank Function
Maximize your flashlights functionality by using the included battery to charge your phone from 0% to 100% on a single charge. The included adapters make this easier, by being able to convert the USB-C cable to USB-A for charging the light or to lightning for discharging to compatible devices like iPhones.
Multiple User Modes
Its various user modes make the XT21X Pro a flexible light; use the outdoor setting for one-touch turbo and low, SOS, and mode memory capabilities while exploring the outdoors. The tactical setting simplifies these features into just one-touch turbo and strobe to allow for the quickest possible response to any situation. The additional moonlight function allows you to preserve your night vision and battery, while making certain close range tasks like reading much more practical.
| Turbo | High | Med | Low | Moon | Strobe | SOS | |
| Brightness | 4,400 ↓ 1,700lumens | 1,500lumens | 400lumens | 100lumens | 5lumens | 4,400lumens | 100lumens |
|---|---|---|---|---|---|---|---|
| Runtime | 1.58 + 150minutes | 4hours | 9hours | 30hours | 200hours | 5hours | 65hours |
| Distance | 336meters | 190meters | 100meters | 50meters | 15meters | - | - |
| Intensity | 19,506candela | 7,400candela | 2,450candela | 600candela | 30candela | - | - |
| High | Medium | Low | Moon | Strobe | SOS | |
| Brightness | 1,200lumens | 400lumens | 100lumens | 5lumens | 1,200lumens | 100lumens |
|---|---|---|---|---|---|---|
| Runtime | 2hours | 5hours | 18hours | 125hours | 2.5hours | 63hours |
| Distance | 172meters | 99meters | 49meters | 11meters | - | - |
| Intensity | 7,400candela | 2,450candela | 600candela | 30candela | - | - |
- Notable Features
- » Power Bank feature allows you to charge your other devices
- » Impressive 4,400 lumen output with up to 336 meters of throw
- » LED Battery status indicator shows you how much charge is left
- » 6 layers of protection including 5 year warranty to back its durability
- » ITS temperature control maintains performance in hot and cold environments
- » Comes with additional adapters, carrying options, and more
Item Details
| Brand | Klarus |
| SKU | KLARUS-XT21X-PRO |
| Series | XT |
| Max Lumens (lm) | 4400 |
| Max Throw (m) | 336 |
| Rechargeable | Yes |
| Batteries Included? | No |
| Switch | Tail and Side Switches |
| Length | 1.61 in (41 mm) |
| Typical Uses | Law Enforcement |
| In the Box | Battery Adapter, Holster, Lanyard, Pocket Clip, Spare O-ring(s), USB Adapter, USB Cable, User Manual |
Specifications
| Switch | Tail and Side Switches |
Output Details
| Max Lumens | 4400 |
| Max Throw | 336 m (1102 ft) |
Power Details
| Batteries Included? | No |
| Rechargeable | Yes |
| Charge Style | In-Body Rechargeable |
| Charge Connector | USB-C |
Unit Dimensions
| Length | 1.61 in (41 mm) |
| Width | 1.15 in (29 mm) |
| Height | 6.24 in (158 mm) |
| Weight | 6.05 oz (172 g) |
Certifications & Transport
| Certifications/Standards | ANSI |
| Country Of Origin | China |
| HTS Code | 85131020 |
Packaging/Shipping Dimensions
| Length | 7.7 in |
| Width | 3.61 in |
| Height | 2.54 in |
| Shipping Weight | 1.0 lb |
Documents
Additional Details
| Packaging | Boxed |
| Warranty |
Klarus 5 Year Warranty","Klarus Limited Lifetime Warranty Battery Junction Warranty |
| Return Policy | Return Policy |
| Glossary | Flashlight Glossary |
Bright Buys
- Reliable lithium chemistry with a 10 year shelf life
- Regarded as one of the highest quality CR123A batteries on the market
- Used in LED flashlights, alarm systems, ranger finders and more
- Cells are lightweight, durable and ideal for long term storage
- Jacket style may vary
- Ideal for low-drain applications that require a primary battery to provide constant power
- 10-year shelf life - stock up for emergencies!
- The best choice for consistent power, great in low-drain devices like remotes
- Safe and reliable - capable of performing in high or low temperatures
- 11-in-1 card sized tool fits in your wallet or on a keychain!
- Packed with handy tools including a screwdriver & 7 wrench settings
- Serrated saw and straight-edge knife for quick cutting jobs
- Can + bottle openers for campsite meals or end-of-shift relaxation
- Four-channels saves time by charging multiple batteries at once.
- Capable of charging multiple chemistries by automatic battery detection.
- LCD display reveals the charging progress, battery type, voltage, and charging current.
- Automatic power-off function cuts off the current when charging is complete.
- Extremely compact and powerful EDC
- Max output of 3,000 lumens with a max throw of 229 meters
- Dual fuel and available with extender for use with a 26650
- Equipped with 4 x CREE XPG3 LEDs for maximum illumination
- 225mAh capacity drives long runtimes for watches and electronics
- CR2032 coin cells packed with 3V of power
- Convenient 6-piece retail card provides backup batteries
- Easily replaceable primary lithium cells
- Top recommended battery for Apple AirTags
- 3,000 lumens and a 250-meter throw - fierce illumination to light up your backyard
- Multiple output modes are accessible via easy side switch operation
- Strobe, SOS, and beacon modes offer distinct signaling capability
- High-capacity battery supports the light with a maximum 227-hour runtime
- Upgraded to output up to 3,100 lumens with a 1,000ft throw for optimal spotting!
- Offers fast, direct USB-C recharging from outlets, power banks, and more
- Ultra-slim design provides an easy-to-hold, simple EDC lighting solution
- OLED screen monitors performance, including charge level, brightness & beyond
- Pre-shrink wrapped Panasonic CR123A batteries great for OEM use & more
- 1550mAh high capacity keeps lights, alarms & more running longer
- Lithium cells with stable 3V output and strong discharge performance
- Storage life of up to 10 years ensures backups remain ready for use





























