This is a Pulse Oximeter and Heart rate Sensor module based upon Maxim's MAX30100 integrated IC which is an compact low cost integrated solution for measuring Heart Rate as well as Pulse oximeter.
The MAX30102 is an integrated pulse oximeter and heart rate monitor bio sensor module. It integrates a red LED and an infrared LED, photo detector, optical components, and low-noise electronic circuitry with ambient light suppression.
Driver Chip: MAX 7219, Input Voltage: 3.7 to 5.3 V, Input Current: 320 mA, Display Dimensions: 32 x 32 x 6 (L x W x H) mm, PCB Dimensions: 128×32 (L x W) mm
This is MCP2515 CAN Module TJA1050 Receiver SPI 51 Single Chip Program Routine Arduino with this module, you will easy to control any CAN Bus device by SPI interface with your MCU, such as Arduino UNO and Compatible with Arduino based micro-controller projects.
SMD Solder Paste XG50 is used for Mobile phone repair, computer and digital service industries, high-precision circuit board SMT soldering, BGA welding process, etc.
The Mega Pro Embed CH340G / ATmega2560 board is based on the ATmega2560 microcontroller and the USB-UART adapter CH340. The board is compatible with Arduino Mega 2560.
Limit switch also known as micro switch. In CNC, 3D Printing and RepRap Printers these switches are used as End Stops and to detect max and min limits of axis.