COB FLASHLIGHT



COB Flashlight, retail $9.99 (Unable to find URL)
Manufactured by Garrity (www.garrityproducts.com)
Last updated 04-30-21





The Garrity COB is a small handheld LED flashlight that uses a phosphor white COB (Chip On Board) LED, feeds on three AAA cells contained in a side-by-side carriage in the barrel, and comes in a plastic-coated all-aluminum body.

What makes this flashlight different from other flashlights though is that it uses a COB LED instead of a discrete LED (or LEDs).

It comes in an aluminum body which has been coated with a somewhat "grippy" black plastic.


 Size of product w/hand to show scale SIZE



To use this flashlight, feed it the included batteries first (see directly below), and then you'll be ready to roll.

Press the button on the tailcap until it clicks and then release it to turn the light on.
Do the same thing to turn the unit back off.

There is no momentary or signalling mode available when this flashlight is off, however you can blink it while it's on by partially depressing the button and holding it that way for as long as you need the flashlight off. If you don't mind the backward or reverse feeling of this, you can blink the flashlight this way if desired.



To change the batteries in this flashlight, unscrew and remove the bezel (head), and set it aside. This is opposite of most other lights that use a multi-cell AAA cell carriage; so please do not attempt to reove the tailcap -- that won't work here.

Tip the white plastic battery carriage out of the barrel and into your hand. If necessary, remove and dispose of or recycle the used cells if they are present in this carriage.

Insert three new AAA cells into the carriage, one in each compartment. Orient each cell so the flat-end (-) negative faces a spring for it in its compartment.

Once the carriage is full, insert it into the flashlight's barrel, aiming it so the arrow embossed on one side points down. Screw the bezel back on, and be done with it.



The COB Flashlight is reasonably durable.

Let's show you with a video that shows me beating the living tweedle out of it followed by my attempts to drown it in the toliet:



Video of this light passing both The Smack Test and The Toliet Test.

The purpose of The Smack Test isn't to see what kind of damage appears on the exterior of the flashlight, it's about how well (or how poorly) the electrical and electronic elements of the light handle the instantaneous shock load (G-force) encountered in each smack.

With regards to The Toliet Test, I suctioned the barrel prior to this test and the unit held a good partial vaccum, so I deemed it fit for immersion in water. When I disassembled it after this test, it was completely dry inside.

So if it fell into an unflushed urinal, fell into a bowl of soft-serv ice cream, somebody spilled coffee on it, somebody squirted a Massengill brand post-menstrual disposable douche or a Fleet brand phospho-soda disposable enema at it (and hit it with the douche or the enema), if it rolled under the front of the car and was doused with antifreeze/water solution from the leaky radiator or if it fell next to the mailbox and a big dog suddenly appeared out of nowhere and piddled on it, just take the garden hose to it or douche it off under the tap (faucet)...good as new!


This was the most severe damage that occurred as a result of The Smack Test.
I highly suspect that the lanyard was cut when I was smacking the side of the tailcap against the bricks.

There is a scuff (deep enough to be felt) on the side of the tail (near the lanyard connection point) and a couple of minor scuffs on the side of the bezel (head) where it was struck.

No optical or electrical malfunctions were detected.

The COB Flashlight comes in an aluminum body with a somewhat "grippy" plastic coating; this outer "shell" is also lightly texturised, so retention (the ability to hold onto the flashlight when your hands are cold, wet, covered in Mt. Dew Major Melon pop, coffee, milk, tranny fluid, somebody else's armpit sweat, orange juice, bird shit, 10W-40 motor oil, Mrs. Butterworth's maple syrup, Diet Coke, Prestonr antifreeze, mud, donkey pee, gasoline, or other liquids) should not be any significant issue.



Beam terminus photograph on a wall at 12".
Measures 36,200mcd on an Amprobe LM631A light meter.
This is a very wide-angle light, and if I've told you once, I've told you 2,458,770 times: Wider viewing angles always, always, ALWAYS give you lower intensity (mcd) values!!!



Beam terminus photograph on the S. wall of the kitchen at ~15 feet.



Photograph of the light's "business-end" showing you the COB LED.



Spectrographic analysis
Spectrographic analysis of the LED in this flashlight.


Spectrographic analysis
Spectrographic analysis of the LED in this flashlight; spectrometer's response narrowed to a band between 445nm and 465nm to pinpoint native emission peak wavelength, which is 452.590nm.

Spectrographic analysis
Spectrographic analysis of the LED in this flashlight; spectrometer's response narrowed to a band between 540nm and 560nm to pinpoint phosphor emission peak wavelength, which is 554.280nm.

The raw spectrometer data (tab-delimited that can be loaded into Excel) is at cob.txt

USB2000 Spectrometer graciously donated by P.L.


A beam cross-sectional analysis would normally appear here, but the ProMetric System
that I use for that test was destroyed by lightning in mid-July 2013.



TEST NOTES:
Test unit was purchased at a Right Aid store in Fresno CA. USA on the morning of 04-04-21


UPDATE: 04-30-21
When I went to use it the other day, it was inexplicably deader than a doorknob.
I loaded new AAA cells into it, and noted that I had some minor difficulty in getting it to turn on.

I attempted to replicate the series of events (from just after installed the AAA cells) but was not able to.


PROS:
Brighter than fv¢k!!!
Beam it produces is very wide and smooth
Uses batteries that are common and relativly inexpen$ive
Water-resistant and even submersible to shallow depths for brief intervals at minimum


NEUTRAL:



CONS:
Uses a battery carriage -- one more thing to become "bucking fusted" or lost


    MANUFACTURER: Garrity
    PRODUCT TYPE: LED flashlight
    LAMP TYPE: Phosphor white COB LED (5 dice)
    No. OF LAMPS: 1
    BEAM TYPE: Wide flood
    REFLECTOR TYPE: None
    SWITCH TYPE: Pushbutton on/off on tailcap
    CASE MATERIAL: Plastic covered aluminum
    BEZEL: LED inset into a deep hosel for it; protected by thin plastic window
    BATTERY: 3x AAA cells
    CURRENT CONSUMPTION: Unknown/unable to measure
    WATER- AND URANATION-RESISTANT: Yes
    SUBMERSIBLE: Yes, to shallow depths at minimum
    ACCESSORIES: Wrist lanyard, 3x AAA cells
    SIZE: 98.60mm L x 30.20mm Dia.
    WEIGHT: 70g (2.50 oz.) incl. batteries
    COUNTRY OF MANUFACTURE: China
    WARRANTY: 1 year

    PRODUCT RATING:

    Star Rating





COB Flashlight *







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