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Posted 20 hours ago

sofirn Q8 Plus Super Bright Flashlight max 16000 Lumens, Rechargeable Powerful Flashlight with High Powered 6* LED, Anduril 2 UI, Ultra-Long Runtime for Camping, Searching, Survival, Emergency

£64.42£128.84Clearance
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More convenient: powered by 3* 21700 batteries with a USB-C charging port, the batteries can be charged whilst in the light. If you prefer the batteries are removal/replaceable. Performance: Turbo is very very bright for a few seconds after turn-on and it gets hot very very fast. High mode lasts a respectable 3 minutes at 4000 lumens before stepping down. Medium runtime is a very impressive 14+ hours. For the Turbo Cooled test I raised the thermal limit to 70C (the max allowed in the firmware) and directed a desk fan straight at the light on its highest setting. USB C CHARGE AND DISCHARGE: Sofirn Q8 plus features a built-in type C port that both supports charging and discharging. The indicator light change from flashing blue to steady blue when fully charged. When charging your devices, the indicator light change from steady orange to flashing orange when battery low.(USB C to C cable NOT included) The Anduril firmware is an open-source firmware developed for flashlights. It is designed to provide advanced control and customization options, offering a high degree of flexibility and functionality. The Q8 Plus has mode memory. Mode memory means that the flashlight will remember the mode you were using when the light was last turned off, and when you turn it on again. The ramping mode of the Q8 Plus is intuitive, and lets you seamlessly ramp the output up and down over almost the entire output range.

Thermal regulation: works really well. Anduril 2 has some of the best thermal regulation available. It actively raises/lowers the brightness of the light in response to temperature fluctuations to ensure you get as much brightness as possible without overheating. For reference, here’s a baseline shot, with all the room lights off and almost nothing hitting the sensor. Also, here’s the light with the worst PWM I could find. I’m adding multiple timescales, so it’ll be easier to compare to the test light. Unfortunately, the PWM on this light is so bad that it doesn’t even work with my normal scale, which is 50 microseconds (50us). 10ms. 5ms. 2ms. 1ms. 0.5ms. 0.2ms. In a display faster than 0.2ms or so, the on/off cycle is more than one screen, so it’d just (very incorrectly) look like a flat line. I wrote more about this Ultrafire WF-602C flashlight and explained a little about PWM too. User Interface and Operation

Note: Normally before testing Anduril lights, I have to calibrate the thermal sensor. Fortunately, this light comes pre-calibrated from the factory! All tests were run with the thermal ceiling at the default 45C. Usually I like the default 45C, but during my testing I found the light got warm but not hot, so you could increase the thermal limit a bit and still be able to hold the light if you want.

ANSI FL1 standards: The runtime is measured until the light drops to 10% of its initial output (30 seconds after turning on). This does not mean that the flashlight is not usable anymore. The last column shows how long the light actually works till it shuts off. If there is a + symbol, it means that the test was stopped at that particular point, but the light was actually still running. This happens on certain occasions, with certain drivers, firmware, or batteries. Peak beam intensity and beam distance measurements Mode Behind the switch are three sets of LED’s: blue, orange, and green. The green LED’s are controlled through the Anduril firmware and their brightness/behavior can be changed to suit your preferences. The blue and orange LED’s are controlled via the USB controller, which is completely separate from the Anduril firmware and cannot be controlled by the user at all. The blue LED’s indicate charging status (blinking blue is charging, constant blue is fully charged) and the orange indicate the powerbank function has been activated.Note: All regulation measurements are taken at turn-on so they do not reflect any thermal or low voltage stepdowns that may occur. A value of 0 indicates low voltage shutoff immediately upon activation. Button top cells are required for the BLF Q8 Plus. You also want high-drain cells. These cells are in a parallel configuration, so keeping them married is not as important (as if they were in series) but it’s still a good idea to keep them very similar. That’s better for the cells and safer for you, so just do it. Of course, this new driver has a Type C port for built in charging. And also acts as a battery bank, providing outward charge to, say, a phone. And it is an FET + 1 but times three. Three banks to the emitters in 3 pairs. Thus, one FET and it’s accompanying 7135 chip supply two XHP-50.2’s. Easier on the FET obviously and thus a cheaper version can be used. Still, the 22 ga wires are carrying something like 16-18 Amps so for me, insufficient.

Yes, memorizes last on state setting either smooth or stepped ramping, but does not remember blinkies The Q8 plus has a fairly large hole in the center of the emitter shelf for the wires to pass through. There are two holes also providing clearance for the screw heads under the MCPCB that hold the reflector to it. So in this new lights case the reflector for 6 emitters is an assembly with the MCPCB and dropped into the head of the light, pressed into the shelf by the glass lens via the bezel. Regulation on the settings I used was about what I expected. The higher modes are not regulated and the lower modes are. You just can’t get great regulation on mega flooders like this, regardless of the type of driver they use. They just pump out too many lumens from too few batteries to be able to well regulated. Does anyone know more about whether different emitters are used in the Sofirn iteration and if so how they're differing from the ones in the Astrolux?Did already someone get his hands on both so the discrepancy in flux can be confirmed by one person using the same equipment? The Q8 Plus flashlight with 24000 lm is an extremely high lumen output and offers an incredibly bright and powerful beam of light. 76729 cd represents an extremely high level of brightness for a flashlight. The throw is the calculated distance in meters at which the flashlight produces a light intensity of 0.25 lux. The cd/lm factor (candela-to-lumen ratio) provides information about how concentrated or focused the light output of a light source is. A higher cd/lm ratio indicates that the light is more concentrated in a specific direction, while a lower ratio indicates a more diffused or spread-out light output. Software FirmwareAnother great way to tell, thanks to a reader is to see what the lowest level of ramping is. Advanced UI has a quite low low. Simple UI has a much higher “lowest level.” LED and Beam UNBELIEVABLE LONG RUNTIME: Using 3 high-capacity batteries, Q8plus can sustain 1800 lumens for 10 hours, which is as bright as a car light. This high power flashlight has a real long run time, enabling you no longer to worry about power outages. Updated emitters: 6* XHP50B LEDs. Using 21700 batteries, the maximum output is 16000lm. If you use high-drain batteries the max output can be as high as 24000lm

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