ITEM NAME:1 X Waterproof Electronic Project Box Enclosure Instrument Case DIY Durable Hot Descriptio n Features: 100% brand new and high quality Waterproof and durable Easy to insall, very practical Great for electronic projects, power supply units, student projects, amplifiers, etc. Specification: Case material: Plastic Color: As the picture shows Outer dimension: Approx. 5.16*2.72*1.89inch/13.1*6.9*4.8cm Inner dimension: Approx.  3.74*2.36*1.50inch/9.5*6*3.8cm Mounting hole diameter: Approx. 0.24inch/0.6cm Mounting hole horizontal spacing: Approx. 4.41inch/11.2cm Mounting hole vertical spacing: Approx. 1.69inch/4.3cm Waterproof: IP66 Package included: 1x Waterproof Plastic Project Case 1x  Plastic Sealed Bag 4x Screws ( M4*16) Note: 1.This product does not reserve trunking or outlet hole, you need to develop by yourself. 2.Please allow a little size error due to manual measurement. 3.Please be reminded that due to lighting effects and monitor's brightness/contrast settings etc, the color tone of the website's photo and the actual item could be slightly different. High quality buy, happy buyï ¼ 1 Pc Waterproof Plastic Electronic Project Box Enclosure Instrument Case DIY.1x Waterproof Plastic Project Case. Waterproof and durable. We'd like to settle any problem in a friendly manner. This product does not reserve trunking or outlet hole, you need to develop by yourself.