Large roll of quarter-inch wide copper tape.
Copper tape can be an interesting addition to your toolbox. The tape itself is made of thin pure copper so its extremely flexible and can take on nearly any shape. You can easily...
$5.95
In Stock
Single LED lit up bright blue
Need some really bright LEDs? We are big fans of these clear blue LEDs, in fact we use them exclusively in our kits. They are very bright and have about 20degree LED beam. They go...
$8.00
In Stock
Single LED lit up green - 5mm.
Need some indicators? We are big fans of these diffused green LEDs, in fact we use them exclusively in our kits. They are fairly bright so they can be seen in daytime, and from any...
Out of Stock
scattered pile of unlit red LEDs
Need some indicators? We are big fans of these diffused red LEDs, in fact we use them exclusively in our kits. They are fairly bright so they can be seen in daytime, and from any...
$4.00
In Stock
Front shot of CR2032 Lithium Coin Cell Battery upright.
A perfect match for our sew-able coin cell holder. This non-rechargeable coin cell is CR2032 sized: 20mm diameter, 3.2mm thick. It...
$0.95
In Stock
Hand holding flexed ITO (Indium Tin Oxide) Coated PET Plastic
ITO is a clear, conductive liquid/film and here we have it as a coating on a flexible plastic (PET) sheet. This is a very interesting and fun material, also used in scientific research...
$9.95
In Stock
Bundle of Small Alligator Clip Test Leads
Connect this to that without soldering using these handy mini alligator clip test leads. 15" cables with alligator clip on each end, color coded. You get 12 pieces in 6 colors....
$3.95
In Stock
Angled shot of square black 4 x AA battery holder with on/off switch and male jumper wires.
Make a nice portable power pack with this 4 x AA battery holder. It fits any alkaline or rechargeable AA batteries in series. There's a snap on cover and an on/off switch which can...
$2.95
In Stock