12v battery

Use our small triangle file to notch out the battery compartment door to allow the wires from battery interrupters to pass through without being crimped.

Battery interrupters let you use a switch to turn on and off most battery operated toys and devices. An inexpensive and easy way to use toys or devices you already own! So, what makes our battery...

Test almost any battery with our battery tester. Works with 1.5V, 9V (6F22), and cell type button batteries- Supported batteries: AAA, HP16, MN2400, R03, AA, HP7, MN1500, UM3C, HP11, MN1400, SP11,...

Our battery operated dice roller is adapted with a 1/8" (3.5mm) jack to accept any standard switch, not included, that allows people with disabilities to "roll" the dice. Press your switch and watch...

Our switch adapted Volcano Lamp has been adapted to accept a standard switch (sold separately) or it can be used without a switch. When you press your switch, the colored 'lava' balls flow from the...