Introduction: Make LED Light With DCDC and 18650

Make LED light with series connected 3 LEDs and step up DC-DC module powered by 18650.

Step 1: Items List

0805 5% 1/8W SMD chip resistor 100R

MT3608 2A Max DC-DC Step Up Power Module

Double Conductive Copper Foil Tape

2:1 Transparent Clear Heat Shrink Tube

3.7v 18650 Lithium Rechargeable Battery

PH2.0 2p 3p 4 pin 2.0mm Pitch Terminal

Round Metal Grip Clips Silver Bulldog Clip

Heat Gun

Mini Slide Switch

Step 2: Appearance

Series connected 3 LEDs, Switch and resistor with copper tape on DC-DC module.

Step 3: 1. Put a Copper Tape

Put a copper tape on the DC-DC module.

Cut them and solder parts.

Step 4: 2. Cover With Shrinkable Tube

Cover module with shrinkable tube and clip with bulldog clips.

Step 5: 3. Done