☀️【IP65 Waterproof 】These solar twinkle lights are solidly engineered , making it suitable for both indoor and outdoor usage without any worry of short circuit or weather damage. ☀️【High Efficiency Solar Powered Fairy Lights】Built-in 800mAh rechargeable battery makes it highly efficient without the need for battery or electricity. Powered by solar energy, Charging time: 6-8 hours solar energy; Discharging time: about 8-12 hours. ☀️【Widely Used】This solar outdoor light is for porches, roofs, trees, backyards, decks, barbecues, umbrellas, fences, pergola, bistros, restaurants, hotels, commercial buildings, shopping centers, dinners, birthdays , Christmas, New Year parties, etc. ☀️【Solar String Lights】These LED lights decorate your garden with energy from the solar and do not require additional cost. Note: You need to tear off a film on the panel to store the power, only charge under light when it is on.