Basic LED circuit. Components: LED, 2 10 Ohms resistor in series, and 3... | Download Scientific Diagram
Button Batteries/ Coin Cells and Simple Circuits
Blinking Blue- Powering a 3.7 volt LED from a 2.4 volt coin cell with a $0.02 charge pump | josh.com
Single Cell Boost Converter Circuit using Coin Cell – 5V Output
Coin/button-cell holders can be functional, reliable, and even elegant - EDN Asia
Project 3.0 (Coin battery 3v without resistor)
Five LED/Battery Holders : 5 Steps - Instructables
Button Batteries/ Coin Cells and Simple Circuits
Circuit Diagram | Tiny TARDIS Pendant | Adafruit Learning System
Paper Circuits | Exploratorium
Lithium Coin Cell Charger for Rechargeable Coin Batteries - Electronics-Lab.com
Hackaday Prize Entry: A PCB To Emulate Coin Cells | Hackaday
CR2032 Coin Cell Datasheet : Working & Its Applications
Blue LED Dies Rapidly on 9v Battery but OK on CR2032 Lithium Coin Cell - YouTube
small circuit board found while hiking. center is a button. battery was attached underneath. LED lamp ? : r/whatisthisthing
Trinket Question (Help) - General Electronics - Arduino Forum
Six LEDs using one 3 V button cell - Electrical Engineering Stack Exchange
Light-Up Paper Helicopter | Chibitronics
CR2032 Coin Cell Pinout, Specifications, Equivalents & Datasheet
Driving a high voltage blue LED from low voltage coin cell using a super cheap charge pump circuit - YouTube
LilyPad Basics: E-Sewing - SparkFun Learn
Circuit for Improving 3V Coin Battery duration with 2 White/Blue Leds : r/AskElectronics
Light it Up - Maker Camp
