Wholesale 400W Solar Street Lights Outdoor, Dusk to Dawn Solar Led Outdoor Light with Remote Control, 6500K Daylight White Security Led Flood Light

400W Solar Street Lights Outdoor, Dusk to Dawn Solar Led Outdoor Light with Remote Control, 6500K Daylight White Security Led Flood Light for Yard, Garden, Street, Playgroud Q1: Do I need to buy the extension cord or it's optional for the outdoor solar lights? A1: Hello, No extension cord needed, If you need to install the lights and solar panels in different places separately, you need an extension cord. if you need extension cord, welcome to reach to us at any time. Q2: How long can outdoor solar lights work on a cloudy day? Is it waterproof? A2:(1) When the battery is fully charged, the LED solar street light can work for 2-3 days in continuous cloudy days.