NanoDLP Shield V1.1 Expansion Board With DRV8825 Controled MOS + 2PCS Limit Switch For Raspberry Pi 3B And NanoDLP's Light-cured 3D Printers

Description: This expansion board is designed for the Raspberry Pi 3B and is used to run NanoDLP's light-cured 3D printers. The board contains a 9-28V to 5V circuit that provides a maximum of 3A and other interfaces required by NanoDLP. Specifications: 9V-28V to 5V@3A Buck Converter DRV8825 Stepper Driver 12V Fans (cooling the Pi) 2X Endstops Controled MOS for ext LED driver I2C Connector for LCD1602 Uart Connector for Touch Screen Shutter support 5V OUT Connector for ext Board Package Included: 1x NanoDLP Shield V1.1 Expansion Board 1x Heatsink 2x Limit Swich