PCA9531 2-Channel 8-bit PWM with 8 Outputs & GPIO I2C LED Dimmer - store.ncd.io
In-Depth: Interfacing an I2C LCD with Arduino
HT16K33 RAM Mapping 16x8 LED Controller Driver Module I2C 16 Segment 8 Common LED Dot Matrix Module with Keyscan for Arduino: Amazon.com: Industrial & Scientific
I2C LCD on Arduino - Stunningly Easily Setup and Control