1、Practical Solar Charging: Each solar tea light comes with a rechargeable battery that can be charged under direct sunlight. It is easy to operate and convenient for your use. Please switch on the candle at the bottom when charging until the process is complete. 2、Dusk to Dawn: Built in light sensor. Solar tea light will automatically light up when it is dark after absorbing light energy in the sun during the day. The lighting time is about 8 hours. It do not emit light during the day or in bright places. They only shine when the switch is turned on in darkness. 3、Safe to Use: Flameless, heatless, and waterproof solar tea lights help reduce the risks associated with traditional burning candles. They can be used around children and pets without worrying about fire related accidents. 4、Long Lasting: These flickering flameless candles for outdoor use do not produce wax drips and have no carbon emissions or air pollution. They are energy efficient and have a long lifespan. 5、Wide Applications: These solar tea lights can be widely used in various settings, such as windows and outdoor patios. They can also be paired with lanterns or glass bottles. Suitable for home, garden, restaurant, parties, festivals, weddings, Christmas, Halloween, New Year decorations.