Allied Precision 28CSK, ClickShield Weather Resistant Cord Lock, 1-Pack, Black
The  ClickShield Cord Lock is the fast and inexpensive way to weatherproof any power cord while also eliminating irritating and dangerous disconnects. This durable all weather plastic shield has a unique ratchet mechanism, when you hear the 'click,' you know it's securely locked.  The shield secures any 2 cords together, and also includes an internal gasket assures a water-resistant electrical connection. The ClickShield is great for Christmas lights or any other holiday decor, power tools, outdoor fountains, or any outdoor equipment of any kind.  ClickShield is the essential outdoor electrical accessory.  1 pack in Black