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 12mm 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 mountin