Specification BatteriesRequired : 1 Brand : HUAGZIMO BulletPoint1 : 【Product Introduction】: This development board has a total of 17 independent modules, including power USB to serial port Buzzer, DC motor drive, stepper motor drive, LCD12864 display interface, LCD1602 display interface, relay, ISP download socket, reset circuit, 8 * 8 matrix keyboard, 1 * 4 independent buttons, infrared emission, infrared reception, DS18B20 interface flow light, digital tube BulletPoint2 : 【With English Installation Instructions】: This electronic kit is not a finished product, it need to be soldered by yourself. You can get detailed and clear instructions by scanning the QR code that comes with the package. If you have any questions, please contact us first for professional help. BulletPoint3 : 【Great Soldering Science Project】: This soldering DIY kit help you understand the basics of working with printed circuit boards and become familiar with a variety of electronic components, and practice soldering skills enjoyably for you and your kids, or students, or DIYers. BulletPoint4 : 【Easy to Assemble】: The connection that was clearly mapped and labeled on the board makes it easy to assemble. And you can refer the marks on PCB board to soldering each component. If it can't work after soldering, please contact us for support. BulletPoint5 : 【Perfect After-Sale Service】: Please read the User Manual before installing.If any components are missing, please contact us for replacements. BulletPoint6 : 【Package Includes】 1 * LED Magnifier, 6 * Flexible Universal Arm, 5 * Alligator Clips, 5 * Screws and Nuts, 1 * Sturdy Metal Base, 1 * Soldering Head Cleaner.Geevorks takes your satisfaction very seriously. If you have any questions, please contact us. We will provide you with excellent after-sales service. Color : 16 Lamp Christmas Tree ExternallyAssignedProductIdentifier : 9588073570749 ExternallyAssignedProductIdentifier1 : 0753584683465 ExternallyAssignedProductIdentifier2 : 753584683465 FinishType : Finish HeatingElementType : Ceramic IncludedComponents : 51/52 MCU Demo Bard IncludedComponents1 : 1 * LED Magnifying Glass IncludedComponents2 : 6 * Flexible Universal Arm IncludedComponents3 : 5 * Alligator Clip IncludedComponents4 : 5 * Screws And Nuts IncludedComponents5 : 1 * Solid Metal Base 1 * Welding Tip Cleaner ItemName : HUAGZIMO Basic Starter Kit 51/52 MCU Demo Board Development Board Soldering Practice Kit Learning Board Experimental Board Diy Soldering Practice Kit ItemPackageDimensions_Height : 0.39 inches ItemPackageDimensions_Length : 5.9 inches ItemPackageDimensions_Width : 3.9 inches ItemPackageQuantity : 1 ItemTypeKeyword : soldering-stations Manufacturer : HUAGZIMO Material : Metal ModelName : 51/52 MCU Demo Bard ModelNumber : 51/52 MCU Demo Bard NumberOfChannels : 17 PartNumber : VDP8500708937478BP PowerSourceType : dc ProductDescription : 【With English Installation Instructions】: This electronic kit is not a finished product, it need to be soldered by yourself. You can get detailed and clear instructions by scanning the QR code that comes with the package. If you have any questions, please contact us first for professional help. 【Great Soldering Science Project】: This soldering DIY kit help you understand the basics of working with printed circuit boards and become familiar with a variety of electronic components, and practice soldering skills enjoyably for you and your kids, or students, or DIYers. 【Easy to Assemble】: The connection that was clearly mapped and labeled on the board makes it easy to assemble. And you can refer the marks on PCB board to soldering each component. If it can't work after soldering, please contact us for support. 【Perfect After-Sale Service】: Please read the User Manual before installing. Our policy is to make our customers happy. If any components are missing, please contact us for replacements.