LED Dark Torch Flash Light
prusaprinters
<p>Modelled after Celestron Night Vision Red LED Torch</p><p>Build of materials:</p><p>3x 5mm LEDS's (Red)<br>1x lithium battery charger PCB (USB C)<br>1x lithium lithium 18650 Battery<br>1x 12mm Latching Button<br>1x 180ohm resistor (or whatever suits your leds)</p><p>Circuit:<br>solder LEDS in parallel, connect led positive to switch. Connect other side of the switch to the battery positive with resistor in-between. Connect LED negative to negative side of battery. Battery also connects to charger circuit.</p><p>Print instructions:<br>print parts vertically with supports. 0.2mm layer height and 100% infill for strength.</p><p>Note:<br>Tolerances are very small between button and front cap, use thin wire and pre install switch before soldering wires to Leds.</p>
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