


Fenix ALF-18 18650 to 21700 Battery Adapter
- Batteries Included?: No
Recently viewed
Description
Fenix ALF-18 Battery Adapter
Turn Your 21700 Flashlights into 18650 Lights
Looking to turn your 21700 flashlights into a 18650 powerhouse? Look no further than the Fenix ALF-18. This battery adapter makes it possible to adapt your flashlights to the batteries you prefer. Made out of quality PC and ABS material, the ALF-18 ensures a reliable performance thanks to not only these components, but also a copper-plated positive contact for great performance and conductivity. Make your 21700 flashlights more versatile and just as powerful with the Fenix ALF-18 Battery Adapter.
Specifications:
- Compatible Fenix Lights: TK22 V2, TK22-UE, HT18, PD36R, TK16 V2, & More
- Dimensions:
- Length: 2.41" (61.2mm)
- Diameter: 0.85" (21.5mm)
- Weight: 0.22oz (6.1g)
Item Details
| Brand | Fenix |
| SKU | FENIX-ALF-18 |
| Series | TK (Tactical) |
| Manufacturer Part Number | ALF-18 |
| UPC | 6942870307244 |
| Color | Blue |
| Length | 2.41 in (61 mm) |
Specifications
| Primary Material | ABS |
Power Details
| Batteries Included? | No |
Unit Dimensions
| Length | 2.41 in (61 mm) |
| Weight | 0.22 oz (6 g) |
Packaging/Shipping Dimensions
| Length | 5.61 in |
| Width | 2.87 in |
| Height | 0.92 in |
| Shipping Weight | 0.06 lb |
Additional Details
| Warranty | Battery Junction Warranty |
| Return Policy | Return Policy |
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






