Feature:1. SOLAR POWERED: Outdoor string lights are powered by solar energy, no batteries to replace, no extra power cords or plugs required. Suitable for outdoor decoration, such as balcony, patio, garden, etc.2. IP65 WATERPROOF PROTECTION: Outdoor decorative solar string lights, IP65 waterproof protection, safe to use. Stable light source, non blinding, emitting romantic and beautiful light.3. HIGH EFFICIENCY CONVERSION: This solar string lamp uses premium low energy consumption LED lights and high efficiency solar panels, up to 20.5 percent conversion rate, energy saving and durable.4. INTELLIGENT LIGHT SENSING: Solar light string with built in intelligent light sensing system, turn on the switch, automatically light up when it's dark, and automatically store electricity when it's bright.5. NO WIRING: Outdoor solar string lamps are easy to install, no wiring required. Simply insert the solar panel into the ground facing the sun and then install the string lights anywhere you want to decorate.Specification:Item Type: Solar String LightsMaterial: PVC, WireProduct Size: Approx. 5m/16.4ftWeight: Approx. 125g/4.4ozBuilt in Battery: 1 x AA Battery 600mAh (Included)Protection Level: IP65Number of Lamp Beads: 20LEDsMode: 2 ModesLuminous Flux: 50 to 60lm Per Lamp BeadService Life: 30000H.Package List:1 x Solar String Lights1 x Set of Ground Plug (2pcs in Total)1 x ManualNote:Manual measurement, please allow some errors.