Outdoor Solar String Lights, AGPTEK 6 Meter 20.5 Feet Optical 30 LED Curtain Lights for Garden Patio Party Wedding Birthday Holiday Party Decoration (Warm White) Plastic Sunscreen And Waterproof--Solar Star string lights is durable and suitable for Indoor & Outdoor Eco Saving--Built-in rechargeable NI-MH battery,recharge and light up automatically Easy to Operate & Install--Simply take out of the box and stick into the ground.Simple operation with Two switch and one Stake Efficient Absorption & Conversion--Adjustable solar panel design for direct sunlight in Summer and Winter Long Working Time--Work 8 to 12 hours after 6-8 hours fully charge