Design: The tealights feature a decorative, diamond-cut or crystal-style outer casing made of transparent plastic or acrylic, allowing the internal light to refract beautifully.Safety: Being flameless and smokeless, they eliminate fire hazards, dripping hot wax, and soot, making them safe for households with pets or children.Power: They typically run on small button cell batteries (such as CR2032 or LR1130) located at the bottom alongside a manual slide switch.Ambiance: These are frequently used for decorative setups, festivals (like Diwali or Christmas), weddings, romantic settings, or as emergency indoor backup lighting