LED Display Digital Tube White Light Digital Display Module 7 Segment Precise Wiring Decimal for Home Use Specification: Item Type: LED Display Digital Tube Material: PCB board Usage: LED digital display Digit Number: 6 digits 7 segments decimal Library: TM1637.h Connection Module: 2 pins to digital IO Driver IC: TM1637 Voltage: 5V Color: White Package List: 1 x LED Display Digital Tube 1 x Pin Header