FULLBELL Solar Powered String Lights 100 LED Waterproof IP65 Fairy Flower Decorative Light Blossom Lighting Decorations for Christmas, Party, Patio, Outdoor Garden (Blue) EXCELLENT PERFORMANCE - After charging for 6-8 hours during the day, the 1800mAh batteries will support to light for 8-10 hours at night. SAVE ENERGY - It charge and discharge automatically which makes it easily to use. You don't need to worry about high electricity cost. However, it may discharge completely during shipping, so please don't worry if it couldn't light up immediately. Please charge it under the sunlight at first. It will reback to work after charging completely. COMPLETELY WATERPROOF - It have been tested as IP65 high waterproof standard through the International Electrotechnical Commission. The enclosure protected it against water, perfectly to use it at outside garden. EFFICIENT ABSORPTION - The solar panel can be adjusted to capture maximum amount of sunlight during the whole year. Please refer to the image guide to find the optimal position for your location and the time of year. How long to light up at night will depend on the intensity of sunlight it received during the day. EASY TO USE - It is very easy to set up this solar lights. It has two switches - Power (On/Off) and Mode (Flashing/Static) - and a stand stake. If the ground is a little hard, you can soften it by soaking the area with water, or twist the stake or use a hammer/mallet to gently drive the stake into the ground.