Fangrui Product Details Anti-slip: The Bottom Is Equipped With Anti-slip Foot Pads To That The Housing Is Stable And Not Easy To Move. : Metal Material, Waterproof, Non-, And Wear-. External Size: 170x130x80mm/6.7inchx5.1inchx3.1inch(lxwxh). Installation Method: Installation, Underground Electrical Enclosure Switch Junction Box. Uses: Widely Use In Electronic Project, Protect Power From Water, Touching Accidentally. Product Name : Junction Box Mounted Type : Mounted External Size : 170 X 130 X 80mm/6.7inch X 5.1inch X 3.1inch(lxwxh) Internal Size : 160 X 120 X 70mm/ 6.3inch X 4.7inch X 2.7inch(lxwxh) Colour:blue+white Material:plastic+iron Package Contents: 1 X Junction Box Only The Above Package Content, Other Products Are Not Included. Note: Light Reflection And Different Displays May Cause The Color Of The Item In The Picture A Little Different From The Real Thing. The Measurement Allowed Error Is +/- 1-3cm.