What is a the led module?

LED 1x1 Light Edge Module

Led Modules Interone USA LED Modules

30mm UCS2904 RGBW Pixel LED Module 12V String Lights, 20pcs /String [QCY-3CM-RGBW-UCS2904]

P5 indoor LED module display 320mmx160mm - SZLEDWORLD

Pl T Lightingwaterproof Led Module 12v Smd 5630 3-color Pixel Light For Bathroom & Outdoor

Rextin Super bright 200pcs 3 LED Module Warm White 5630 5730 SMD 40-45LM Per led Waterproof Decorative Light for Letter Sign Advertising Signs with Tape Adhesive Backside

Basic LED Module - LBY LED

Samsung LEDs on SVETOCH LED strips. Ca 4000 lumens at 700 mA

NovaBright Torch 12V 5730SMD LED Module UL White 6000K Samsung Chip 55LM Sign Light 5730S3-6000K

P10 Outdoor LED Display, Pitch Pixel 10mm