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- Batteries Included?: Yes
- Rechargeable: Yes
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Description
SureFire M640DF Dual Fuel Scout Light Pro
Includes MLOK Mount and Z68 Tailcap
Designed for close-to-long range encounters, the SureFire M640DF is a dual fuel scout light that enhances your tactical prowess. Powered by a single 18650 or two CR123A batteries, this weapon light outputs a super high-intensity beam that can reach up to 250 meters away, all thanks to a Customized TIR lens! With the included 18650 battery, the SureFire M640DF can emit a total of 1500 lumens, a necessity for law enforcement and other security personnel. This light is constructed from a rugged yet lightweight aluminum body with a hard-anodized finish that will protect the precious circuits and lighting optics housed in the body. The SureFire M640DF is available in two different colors: black and tan.
Features:
- New low-profile Picatinny mount enhances versatility
- Recoil-proof, virtually indestructible LEDs have a significant lumen output
- Dual Fuel design - compatible with 18650 and CR123A batteries
- TIR lens increases beam reach, making the M640DF great for close to long-range applications
- Reliable activation via push-button Z68 switch
- Lightweight aluminum housing
- Scratch and corrosion-resistant hard-anodized finish
- Available in black or tan
Included Accessories:
- MLOK Picatinny Mount
- Z68 Tailcap
- 1 x 18650 Battery
Specifications:
- Power Source: 1 x 18650, 2 x CR123As
- Output / Runtime (18650): 1500 lumens / 1.5 hours
- Output / Runtime (CR123A): 1200 lumens / 1.25 hours
- Peak Beam Distance: 250 meters
- Dimensions:
- Length: 5.56"
- Bezel Diameter: 1.125"
- Weight: 5.5oz
Item Details
| Brand | SureFire |
| SKU | SUREFIRE-M640DF-BK-PRO |
| Series | Scout |
| Manufacturer Part Number | M640DF-BK-PRO |
| UPC | 084871329262 |
| Color | Black |
| Primary Material | Anodized Aluminum |
| Max Lumens (lm) | 1500 |
| Max Throw (m) | 250 |
| Rechargeable | Yes |
| Batteries Included? | Yes |
| Switch | Tailcap |
| Length | 5.56 in (141 mm) |
| Typical Uses | Law Enforcement |
| In the Box | Batteries, Gun Mount |
Specifications
| Switch | Tailcap |
| Primary Material | Anodized Aluminum |
Output Details
| Max Lumens | 1500 |
| Max Throw | 250 m (820 ft) |
Power Details
| Batteries Included? | Yes |
| Rechargeable | Yes |
Unit Dimensions
| Length | 5.56 in (141 mm) |
| Head Diameter | 1.125 in (29 mm) |
| Weight | 5.5 oz (156 g) |
Packaging/Shipping Dimensions
| Length | 5.56 in |
| Width | 1.13 in |
| Height | 1.13 in |
| Shipping Weight | 0.34 lb |
Additional Details
| Warranty |
SureFire 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



















