【2200mAh Battery Capacity】Our solar string lights are equipped with a super large battery capacity of 2200mAh. They only need to be charged for 6 hours and can last up to 14 hours. The conversion rate of our solar panels can be up to 18%. This means it charges more efficiently and faster. 【Auto On/Off & 4 Lighting Modes】The built-in light sensor automatically turns the light on at night and off during the day. 4 lighting modes: always on, slow flashing, fast flashing, intermittent flashing. Press the "Mode" button on the back of the solar panel to select the mode. 【IP65 Waterproof】Our solar panel and LED bulbs are IP65 waterproof, designed to withstand snow, wind, rain and sun, perfect for outdoor use. 【Energy Saving & Long Lifespan】The consumption of each LED bulb is only 0.8W, which is more efficient and energy-saving compared to tungsten bulbs. It will not get hot even after long-term use, safe to touch and use. More than 30,000 hours of lifespan, save the cost of frequent lamp