Home / Convoy M21F gray 21700 flashlight

Convoy M21F gray 21700 flashlight

(4.8)
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Please choose a battery for the LHP73B that can withstand a current greater than 20 amperes.❗
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  • Detail
    Basic introduction
    Construction Material: Aluminium alloy body, The surface is treated by anodic oxidation.
    Lens type: green-coated glass lens
    Reflector: made of aluminium alloy, the reflective surface is vacuum-coated.
    orange peel for XHP70.3 HI , GT FC40 , SFT70 , LHP73B
    smooth for SFT40 , KW CULPM1.TG , GT LED
    LED MCPCB: made of copper.
    DTP thermally conductive structure.
    3.0 W/(m·K) thermal grease below the MCPCB.
    Head structure: integrated type (Best structure for conducting heat, but please note that fast heat transfer does not mean fast heat dissipation, which depends on the surface area of the flashlight.)
    Switch: The electronic switch is located on the side of the head, pay attention to the flashlight using the electronic switch has standby current, if it is possible that you will not use the flashlight for more than a week, please loosen the tail of the flashlight to avoid the risk of battery damage.
    Tail: nickel-plated phosphor copper spring inside, it can bear 10A current.
    Electro&optical parameters Driver output: 6V 5A boost for XHP70.3 HI , SFT70
    12V 2.5A boost for GT FC40
    3V 8A buck for SFT40 , KW CULPM1.TG, GT LED
    3V 20A buck for LHP73B
    Driver efficiency: around 95%
    Charging: 5V 2A Type-C port
    Mode: See below for details
    Flux: ?
    Illumination distance: SFT40 , KW CULPM1.TG > 700 meters (ANSI standard)
    other LED model? (ANSI standard)
    Runtime: ?
    Related features Low voltage warning: Yes
    Reverse polarity protection: Yes
    Reverse charging function
    No
    Mode memory: Yes
    Temperature control function: Yes , As the temperature rises, the current will drop slowly, but this does not mean that the surface of the flashlight will not heat up.When the flashlight works for a long time under the maximum brightness, the surface temperature will rise to 80-90 degrees Celsius, please be careful of burns.
    Tailstand: Yes
    About the battery Battery included: No
    Required battery type: INR or IMR 21700 lithium battery (can bear 10A or more)
    Required battery quantity 1 piece
    Size & weight Length: 143.8mm
    Diameter: head 40mm , body 27.5mm , tail 29.5mm
    Weight: Net weight 145g 
    Gross weight 169g (include package)
    Accessory: 1* lanyard

    Mode operation instructions(Excluding LHP73B):
    1.click the button  ——>  flashlight is turned on with last brightness ——> press the button,brightness ramping up ——> release and press the button again,brightness ramping down
    2.flashlight off, press the button  ——>  moonlight mode  (0.2%)   [This brightness will not be remembered]
    3.flashlight on or off, 2-click the button  ——>  turbo 100%
    4.flashlight off,3-click the button   ——>  strobe
    5.flashlight off,4-click the button   ——>  tactical mode, only 100% ,4-click the button again to quit tactical mode.
    6.flashlight off,5-click the button   ——>  voltage detection  (* means "flash" ,  *** pause ******* means 3.7V, )
    7.flashlight off,6-click the button   ——>  normal ramping mode switch to 4modes 1%-10%-40%-100%
    8.flashlight off,10-click the button   ——>  Lock mode,The flashlight will flash once under any operation, which means the flashlight is locked.10-click the button again to quit lock mode,Please note that this is the only way to unlock.
     
    The flashlight has low voltage protection and temperature control protection.


    Mode operation instructions for LHP73B:
    • Press the button → The flashlight turns on at the last memorized brightness → Hold the button to gradually increase brightness → Release, then hold the button again to gradually decrease brightness
    • When the flashlight is off, press and hold the button → Moonlight mode (this brightness level can not be memorized)
    • Whether the flashlight is on or off, double-click the button → 10A brightness mode(this brightness level can not be memorized)
    • Whether the flashlight is on or off, double-click and hold the button → 20A brightness mode (after releasing the button, it returns to the previous brightness level or turns off)
    • When the flashlight is off, triple-click the button → Strobe mode
    • When the flashlight is off, quadruple-click the button → Tactical mode, 20A; quadruple-click again to exit Tactical mode
    • When the flashlight is off, quintuple-click the button → Voltage check (“” indicates flashes, “** pause *******” indicates a voltage of 3.7V)
    • When the flashlight is off, six-click the button → Switch to stepped brightness mode: four brightness levels, maximum current 10A
    • When the flashlight is off, ten-click the button → Lockout mode; under any operation the flashlight will blink once to indicate it is locked. Ten-click again to exit Lockout mode. Note: This is the only way to unlock.
    • The flashlight features low-voltage protection and temperature control protection.
  • Customer Reviews
    4.8

    Reviews (14)

    5
    11
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    Lu*****lla

    Awesome build quality. I have the SFT70 version and it’s extremely powerful. The UI could use a little refinement, though. In stepped mode, I’d like the option to turn memory mode off. If I double-click to go to full power, that mode is remembered, even if I was previously using a lower brightness level. It would be better if turbo/full power didn’t override the previously selected mode. It would also be great to allow brightness changes directly from moonlight mode. Other than those UI quirks, it’s excellent value and a very impressive light.

    And******cos

    Having put tools through the wringer for years, I know the difference between an overpriced name-brand badge and true, uncompromising engineering. The Convoy M21F isn't just a budget flashlight; it is a masterclass in build quality and thermal dissipation. The host machining feels substantial in the hand—solid, precision-cut aluminum with clean, lubricated square threads, durable anodizing, and a nickel-plated spring capable of taking high current without resistance losses. Where major brands charge double or triple for plastic-heavy shortcuts, Simon builds these hosts like commercial-grade industrial tools. Inside, the 6V 5A boost driver provides dead-flat, constant-current regulation without flickering or PWM, running circles over cheap FET drivers that drop output as the battery drains.  The optical combination of the domeless Cree XHP70.3 HI emitter in 5000K (R9050 high CRI) paired with a 21700 cell is absolute perfection. The beam rendering is remarkably clean—providing a punchy center hotspot with a wide, usable flood spill that reproduces true-to-life colors without harsh green or yellow tint shifts. Pushing over 3,000 lumens out of a compact host requires serious power management, and feeding it with the top-tier Molicel P50B battery ensures maximum sustained current output and minimal voltage sag. The light output punch effortlessly cuts through dark workspaces, yards, and structures with flawless illumination.  When you factor in the total cost—landing at under $60 AUD complete with a premium Molicel 21700 cell—the value proposition is insane. You are getting performance, driver efficiency, and color accuracy that rivals or exceeds tier-one lights costing well over $150–$200. Simon and the team at Convoy continue to prove that you don't need to overpay for quality; you just need engineering done right without the marketing markup. This M21F spec punches well above its weight class, and it has easily earned a permanent spot in my primary kit. Five stars.

    Va****s

    I got the xhp70.3 version, and i believe its almost perfect. Its quite floody with wide spill and throws good. Not as much as m21e, but more then m21h. Negatives is the ui and the tailcap, which could be much smaller like m21h. Oh, and the fact that the charging cover feels like switch. Otherwise very pleased, its a very good allrounder

    Ser*******rés

    La linterna ha llegado es simplemente fantastica todo llego bien sin ningún daño funciona perfecto

    Niko********cová

    I ordered two versions of the M21 F model—one with the SFT 70 LED and the other with the SFT 40—both with 3000 K. Both are excellent and have a beautiful tint, although the SFT 70 version feels more powerful. The SFT 70 won me over with its color rendering, output, and throw; it is more versatile than the SFT 40, even though the two versions are similar. However, for search purposes, I would choose the SFT 40, as it is also excellent.

    Cra******kin

    I have the m21F with the lhp73b and EVE 50PL. It handles the thermals better than expected. I love the fins. 10 amp seems to hold about 3 minutes without step down. The 20 amp is a fun blast to show off. This is exactly the powerful floody beautiful flashlight I wanted. The orange peel works great. It feels like I'm done buying flashlights but I doubt that!

    Lu*****lla

    My favorite host, bought the SFT70 5000k version. A good all-rounder of a light. The lowest setting is too bright and there is no moonlight mode (LHP73B version has this). Unfortunately cannot ramp up from the low mode which is initiated with a button hold. The LHP73B version is the best.

    Iva*******iak

    Ліхтар чудовий! На хазяйстві особливо взимку коли швидко темніє дуже сильно допомагає. Xhp70.3 потужний діод та гарне світло. Дякую швидку доставку та якість!

    T***Ln

    I own a S2+ and an S6. I recently ordered a M21F with a XHP70.3 HI R7O and an M21E with a SFT40. I’m thoroughly enjoying these lights! I’m so impressed with the M21F host that I purchased another one with a SFT40. It’s on the way!

    Gabr*********icks

    I love the form factor of this flashlight, and the quality is superb. I really want this to be one of my main lights because i love the feel of it so much. However, unfortunately, for my taste the UI makes it one of my least used lights… a few simple changes to the UI would transform the experience for me: in stepped mode I want to turn off mode memory and have it always come on low first. I hate having to cycle all the way through high to get back to low. And I would want to hold press for extra low AND be able to go up from there. The ramping mode is too slow at the high end and too fast at the low end for me to want to use it. If there is ever an updated driver that allows for some of these changes (or better yet a 6v anduril driver!) I would be all over it, and it would easily be one of the best flashlights on the market hands down!