Uxcell a15080600ux0083 Waterproof Joint Outdoor Electrical Junction Box 200x120x57mm Country of Manufacture: CHINA; Material: Plastic Net Weight: 268g; Package Content: 1 x Junction Box, Several Mounting Parts Main Color: Gray; Total Size: 200 x 120 x 57mm/ 8" x 5" x 2.2"(L*W*T) Internal Size: 193 x 113 x 50mm/ 7.6" x 4.4" x 2"(L*W*T); Fixing Hole Dia: 4mm/ 0.16" Mounting Hole Dia: 7mm/ 0.28"