DIY LED Matrix Kit SMD Dot Matrix Advertising Screen Kit Soldering Practice PCB Pre-Programmed Microcontroller Red Displ

Specifications Power Supply Voltage DC 4 5VDisplay Color RedLED Dimensions 64 LEDs 60mm x 49mm256 LEDs 96mm x 85mmFeatures 1 Innovative Circuit Design for Beginners The kit is engineered with a unique circuit layout making it ideal for entry level soldering practice and hands on electronics learning 2 High Quality Double Sided PCB Built with fiberglass material and tin plating to allow multiple installations and removals without damaging the board 3 Pre Programmed Microcontroller Includes a microcontroller with pre burned firmware eliminating the need for programming knowledge and making it class ready for teaching or competitions 4 Compact Display Options Choose between two configurations 64 LEDs or 256 LEDs to display clear text and intricate patterns with row column scanning 5 Comprehensive DIY Components Comes with complete surface mount component sets enabling users to improve their soldering skills and deepen their understanding of electronic assembly Package Included 64 LEDs Kit 88 Components 64 x Surface Mount LEDs8 x Row Driver Transistors8 x Current Limiting Resistors2 x Serial Expansion Chips1 x Microcontroller Chip Pre programmed with firmware 1 x Surface Mount Electrolytic Capacitor4 x Surface Mount High Frequency Capacitorsor256 LEDs Kit 300 Components 256 x Surface Mount LEDs16 x Row Driver Transistors16 x Current Limiting Resistors4 x Serial Expansion Chips1 x Microcontroller Chip Pre programmed with firmware 1 x Surface Mount Electrolyt