Weatherproof and Stable: this two way extension cord splitter is made of silicone rubber, safe and stable, and sturdy enough that it won't deform or break easily, assuring your long term use, waterproof that it is suitable for indoor and outdoor use On and Off Switch: this outdoor plug splitter has 2 independent switches, which can control the 2 split lines respectively; When turned on, it will light up, which is convenient for you to judge whether the power is on or not