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Get a pack of 12 high-quality lithium coin cells, model CR2032. These batteries offer a 3V voltage and a capacity of 210 - 220mAh. They have a diameter of 0.78".
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Additional Information:
- Estimate battery life: Use the simple formula: Coin Cell Capacity / (# of LEDs x 20) = Approx. Battery Life.
- Wide applications: Ideal for remotes, watches, key entry systems, computer motherboards, PDAs, calculators, door chimes, electronic organizers, garage door openers, games, toys, MP3 players, voice recorders, LED lights, PET collars, pedometers, calorie counters, medical devices, and many other gadgets!
Using these CR2032 lithium coin batteries is a breeze. First, make sure to turn off the device you're inserting the battery into. Then, open the battery compartment and place the battery with the positive side facing up as indicated in the device. Close the compartment and you're good to go. When it comes to maintenance, keep the batteries in a cool and dry place. Avoid exposing them to extreme temperatures or moisture. If you're not using the device for a long time, it's a good idea to remove the batteries to prevent any potential damage. And always remember to recycle used batteries properly to protect the environment.
