Safety Certifications: Conforming to UL50, UL50E, and CSA C22.2 No. 94.1/94.2 Standards. DIMENSIONS: External size is 12.5 x 8.5 x 5 inch. Inner size is 12 x 7.4 x 3.9 inch. 6*entry ports fit up to 12AWG/3C or Φ12mm cord. READ BEFORE PURCHASE: Each package only includes 1*outdoor electrical box. The power strip, surge protector, outdoor timer, extension cord and all other device are not included. Keep outdoor cord connection secure and protected. Great for keeping Christmas inflatable decor running while safeguarding its electrical safety. With the 4 clips, top lid, and rubber gaskets, this outdoor extension cord cover box is IP54 waterproof. Perfect to seal 12/14/16 gauge cord, braided cable and flat wire. Features with large space, good to protect your outdoor power strip, timer outlet plug, extension cord, large adapter. Easy to use, place the connection into the safety seal enclosure and clip the cord with the clamps. Simple to hang the box on any walls with the dual mounting holes. Ideal for a wide range of outdoor & indoor applications including wooden patio, lawn and garden power tools, Christmas holiday lighting, landscape decorations, pool pumps, fountains, fish ponds, patio heaters, hot tub, air conditioners, security cameras and more. Waterproof Tips: Do not place more than one cable in each port; Place the electrical box parallel to the ground, but do not place it vertically or obliquely; Do not submerge the box in water or bury it. The Large Outdoor Waterproof Box with Transparent Lid works with 16-14-12 gauge extension cord, as well as flat cable and braided wire. The transparent top lid is design to protect dusk to dawn outdoor timer which equip with photocell light senser. It features with large size and 6 cable entry ports, which are great to protect outdoor outlets, timers, power strips, string lights, holiday decorations and more outdoor electrical connections. Cable Entry Ports:6Size:LargeDimension12.5 x 8.5 x 5inchWeight:2lbCompatibility:16-12AWG cordWaterproof: IP54Material:Reinforced PPColor:White and TransparentInstallation:To avoid electric shock, turn OFF the power switch before installation.Step 1: Open the cover with the top lid and and 4 clips.Step 2: Place the cord connection and fasten the cord with the clamps.Step 3: Close the cover with the 4 clips and top lid.Step 4: Place the cover properly for protection.CAUTION:- Turn off the power switch before handling the cover.- Do not bury the cover.- Do not submerge the cover in water.- To avoid breaking the seal, do not place more than one cable in each port.- Store the cover indoor while not in use.Warranty:100% satisfaction guarantee45-day money-back18-month hassle-free replacement