Red Light Therapy Lamp 18x3W LED

thingiverse

<b>Made on request of my wife, This time I brought from China: <p><a href="https://www.aliexpress.com/item/1005001659036421.html"> <b>PAR38 Bulb E27 54W Red 660nm LED Light Therapy </a></p> <b>Lamp is quite fiine, but LED current is less than 500mA, and aluminum radiator is not enough, lamp was hot after 30minutes. So I modded that lamp, added: <ul> <li>two brightness steps: 50%, 100% (400mA, and 700mA) </li> <li>replace radiator to better one with fan </li> <li>timer</li> </ul> <p><a href="https://www.medicalnewstoday.com/articles/325884"> <b>More info about red light therapy</a></p> <b>code and schematics: https://github.com/polihedron/PowerLED-timer </b> <b>BOM: <ul> <li><a href="https://www.aliexpress.com/item/1005001659036421.html"> PAR38 Bulb E27 54W Red 660nm LED Light Therapy </a></li> <li>Joby GorillaPod SLR-Zoom</li> <li>Aluminium radiator 124x124x35mm, need to cut it in to cylinder shape with 102mm diameter</li> <li>60x60x25mm fan 12V 0.12A</li> <li><a href="https://www.aliexpress.com/item/33003670535.html"> HLK-5M12 Power Supply module</a></li> <li>4-Digit LED 0.56" TM1637 display</li> <li>KY-040 rotary encoder</li> <li>Arduino board: pro micro, and probably others small enough to fit inside</li> <li>LM1117 module</li> <li>KCD1-104 4-PIN rocker switch 21x15mm</li> <li>1 and 2 Ohm resistors</li> <li>2x 12V mini relay</li> <li>2x IRLR024 N mosfet transistor, or any replacement</li> <li>2x 1N4148 diode</li> <li>Allen key M6x35mm bolt</li> <li>Hexagon self locking nylon nut M6</li> </ul>