ATtiny85 PWM RGB with 3D printed LED Box

Made it to fit 100mm x 5mm tag.

I used code from here for my ATTiny85
http://www.instructables.com/id/ATtiny85-Mini-RGB-Mood-Light/

Used ATtiny85, 4x RGB LED, 18650, TP4056 Lithium Battery Charging Board and step up booster to 5V