Bigger & High-tech Solar Panel - Upgraded solar panel with larger capacity, it can absorb more sunlight from day and store it in the built-in 1.2 V 1200 mAh rechargeable Ni-MH battery. The string light can last for 12 hours after 8 hours fully charging.( Non plug-in ) 150 Brilliant LED lights - 150 LED bulbs on 50ft high quality copper wire, produce a cozy, warm white color, which enable you to decorate a beautiful and fairy world. Ideal for decorating your gardens, patio, lawn, porch, gate, yard, Christmas lights, wedding, party etc. High Quality & Flexible Copper Wire - Solar powered string lights(low voltage, no transformer included), made with thin and flexible copper wire, coiled with bobbin winder to avoid a mess, the string lights is easy to storage and ready for the next use. Also, it is environmental- friendly, high energy conversion rate, durable and safe to use. Water Resistant - Both the string lights and the solar panel are IP65 Waterproof. No worry to use them in the rain. 2 Switch Buttons - POWER ON/OFF. Auto on at dusk, auto off by day. MODE (Steady on / Flashing)