Waterproof Rating: IP65Tips to ensure the effect of waterproof:1., Please check and make sure rubber grommet being completely filled around the lid. Aluminum Enclosure Project Box Electric PCB Case 4... u2013 Grandado Sealed enclosures with protection against Complete Immersion in Water of up to 5M for 1 hour (Tested!)IP68 is the highest grade of protection defined in this standard and is for use when protection against the elements is essential. The IP68 enclosures can handle depths of up to 5M for 1 hour and are all certified to B If the rubber grommet is shorter, you can stretch it to the proper length when you are installing it on the corner parts). The IP68 enclosures can handle depths of up to 5M for 1 hour and are all certified to B 【Package Content】- 1 X Aluminum Junction Box; Some Screws and Rubber Ring Specifications:Product Name: Waterproof Junction BoxExternal Size: 64x58x35mm/2., 52 x 2., 28 x 1., 38(L*W*H)(Allowable Error: 2mm)., Main Color: Gray., Main Material: Aluminum. Makerele IP65 Outdoor Electrical Junction Box Plastic Cover For Electronic Waterproof Abs Plastic Electronic Box Project 1 【Dimension】- External Size: 64x58x35mm/2., 52 x 2., 28 x 1., 38 (L*W*H) (The rubber grommet has elasticity. Plastic Electrical Box Project Box Electrical Enclosure Box IP65 Waterproof Junction Boxes Cable Connector Electrical Junction Box Outdoor Abs Plastic 20012056 Mm Waterproof Box It can be used in harsh environments and is safe and secure.