Specification AgeRangeDescription : Adult BottomStyle : Pant Brand : iHMeiju BulletPoint1 : TOP QUALITY MATERIALS: Made with high-quality white PP plastic body and black printed legend. BulletPoint2 : EASY TO USE: With self-adhesive tape on the back, make it easy to stick on the Prototype Shield. BulletPoint3 : Four power rails and color legend on distribution strips for efficient circuit building. BulletPoint4 : APPLICATIONS: 400 point and 830 point breadboards are available to meet your various experimental needs. BulletPoint5 : PACKAGE CONTENTS: 2PCS 830 Point 2PCS 400 Point Solderless Breadboards for Arduino Bread Boards Electronics. Collection : All Color : white Department1 : womens Department2 : unisex-adult Department3 : mens ExternallyAssignedProductIdentifier1 : 889968006688 ExternallyAssignedProductIdentifier2 : 0889968006688 FabricType : 65% Polyester, 35% Cotton FitType : Classic Fit IncludedComponents : chaser ItemName : 4PCS Breadboards Kit Include 2PCS 830 Point & 2PCS 400 Point Breadboard, Solderless Breadboards for Arduino Bread Boards Electronics for Circuits Projects Prototype Board. ItemPackageDimensions_Height : 1 centimeters ItemPackageDimensions_Length : 5 centimeters ItemPackageDimensions_Width : 5 centimeters ItemTypeKeyword : circboard-prototyping-boards Manufacturer : IMEIJU Material : Mesh ModelNumber : VS8400HGRXL NumberOfItems : 1 PartNumber : 4Breadboards Pattern : Solid PocketDescription : Patch Pocket ProductDescription : Specifications: Board Material: White ABS plastic with black legend Internal Conductive Material: Phosphor bronze finished. Board Base: Self-Adhesive Tape 830 tie points total: 200 in 2 power rails, 630 in a 30 x 10 matrix 400 tie points total: 300 tie-point IC-circuit area plus four 25 tie-point power rails Socket Pitch: 2.54mm / 0.1" Contact Type: Double leaf copper spring Extension Clips: Yes (Can extend with other boards) Package List: 830 tie-points breadboard*2; 400 tie-points breadboard*2