![ZZHOB 25pcs Pre-Wired Micro LED Pre-soldered 0402 SMD LEDs(No Need Resistor) + Battery Holder & Connector for Beginner Model Building (Blue, 25pcs) ZZHOB 25pcs Pre-Wired Micro LED Pre-soldered 0402 SMD LEDs(No Need Resistor) + Battery Holder & Connector for Beginner Model Building (Blue, 25pcs)](https://m.media-amazon.com/images/I/71GkpsJ-unL.jpg)
ZZHOB 25pcs Pre-Wired Micro LED Pre-soldered 0402 SMD LEDs(No Need Resistor) + Battery Holder & Connector for Beginner Model Building (Blue, 25pcs)
![How do I calculate what resistors I need for RGB LEDs with 3.7V? - Electrical Engineering Stack Ex… | Electronics mini projects, Diy electronics, Electronics basics How do I calculate what resistors I need for RGB LEDs with 3.7V? - Electrical Engineering Stack Ex… | Electronics mini projects, Diy electronics, Electronics basics](https://i.pinimg.com/736x/ce/a5/92/cea592f8609e13a5c3bd1253c79d35f4.jpg)
How do I calculate what resistors I need for RGB LEDs with 3.7V? - Electrical Engineering Stack Ex… | Electronics mini projects, Diy electronics, Electronics basics
![dimming - Question on Resistors for use with 5050 LED Strips - Electrical Engineering Stack Exchange dimming - Question on Resistors for use with 5050 LED Strips - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/JXQ47.jpg)