Features: brand new and high quality It is the same size and small as a normal book, but you can put everything in its place, so it saves space and is easy to carry. Each piece of paper tape has clear labels on the front and back, so you won'for t feel confused. Beginners and experienced electronics experts will appreciate the diversity and organization of the components included in this kit. This SMD Resistor/Capacitor/Inductor kit is specially designed to cover the most common resistance/capacitance values of the most common resistor/capacitor/Inductor types. All products are tested for stability, consistency and reliability. Ensure product excellence. Specifications: Material: Artificial Leather, Plastic, Paper Size: approx 25x14cm/9.44x5.9in Colour: Black Resistor Type:0402/0603 Sample Number: 170 Kinds, 50pcs Each Kind Package Includes: 1 Set SMD Resist Sample Book note: The accuracy of A type and D type models is 1%, the accuracy of type B and type C models is 5%. Due to the problems of lighting effects and shooting angles, there will be certain tolerances in the product, please understand. Please allow 0-1cm error due to the manual measurment.