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So this little idiot (Diego the Ferret) Got up on my shelf and tossed the padded case with this in it Onto the floor. Even though it was in a padded case, it now only works when it is level or up, pointed down, it stops working. If I jiggle it it it will turn on for a faction of sec. It acts...

1) Black A gutted Chinese 301 host 18650 battery - laser module button removed. Still has working focus module, still has working end cap lock and keys. 2) Black An DOA Chinese blue laser in a 301 host, with focus module, and end lock with keys. 3) An Aluminum host with a DOA blue laser, was...

Have a few parts and defective lasers for sale - any reasonable offer. 1) 5.5" Key Lock Host 18650 battery host with focusing lens 2) DOA Blue laser in same host as above. 3) Green Laser 16340 Fixed Focus Host (25-50mw?) lens fell out, when I tried to screw it back I stripped the groves and...

Time to clean out the box of fail... Item 1 Green 532nm 16340 battery powered laser with lens defect. Item 2 - same as above, but non working. Item 3 - same as above, non working, missing end cap. front shroud does not unscrew. Item 4 - same model as above, works (25mw), but laser model...

Tripod table top microphone stands that work great as laser mounts, flashlight holders, etc. New See link for pics Heavy Duty Desktop Microphone Stand I also still have most and more not listed of the stuff in this post (the CL links are dead)...

I bought a couple of lasers from China. One was defective - the seller gave me a refund without wanting it returned, so I was curious if this is a repairable issue.

See links to CL ads for more info and links to datasheets. Most of these cost about $2.00 to ship lot of 8 LM393 Dual Differential Comparators $5 lot of 8 LM393 Dual Differential Comparators 10x Photoresistor 5MM GL5537 LDR Photo Resistors Light-Dependent $3 10x Photoresistor 5MM GL5537 LDR...

I have a pile of these cheap Li-Ion chargers. A few of them the charge status LED does not light, stays green, or exhibits other strange behavior. Is there a way to test these with DMM to see if they DOA defective or just have a bad display LED.

Back into 2011 I bought a Dilda V2 style Red laser from iFoSh, I forgot to save a copy of specs... Does anyone know (even roughly) what the output of this is? I asked IFoSh, but he has not logged in since May of 2012.

I have a pair of old Heat Sinks w/ Fans from an Intel P4 And a Star Wars Episode I Battle Mauser Water Pistol (figure it might make an interesting mount for a laser) Make an offer. Would trade for a pair of 4GB or 8GB Micro SDHC cards. Location Los Angeles.

I bought one of these from Dinodirect MTE SSC P7-C 5-Mode 900-Lumen LED Flashlight I use the light on my mountain bike, but the mode tends to switch when ever I hit a bump. Is the switch something that can be opened and fixed/mod to be more shock resistant?

Just another noob who rode in on the WL Arctic Wave of Fail I have the read the stickys, got the safety gear for me and a g/f. No intention of building, but I like the stuff other people on here are building. The the process of buying a few things. Have a probably over spec green from ebayer...

Decided I would toss this out there - in case anyone is into collecting old science texts... $7.00 shipped media mail in the US. Outside US, contact me. Advances in Electronics and Electron Physics Volume 10 Edited By L. Marton Hard Cover, Academic Press, 1958, 320 pages Used, no dust jacket...