Ocharzy Plastic Black Electronic Project Box Enclosure Case, 4 Pcs (100x60x25 mm) Plastic Black Project Box,100% brand new, from Ocharzy. Material: Plastic; Color: Black; Durable and practical. Outer dimension: Approx. 3.94 x 2.36 x 0.98 inches(100*60*25mm). Inner dimension: Approx. 3.78 x 2.20 x 0.91 inches(96*56*23mm). Great for electronic projects, power supply units, student projects, amplifiers, etc.