Powered with the natural sun energy, it has intelligent light sensor function: charge in daytime and light at night. You don’t need to purchase or replace batteries, save your money and very convenient. Great for for pond, swimming pool, fountain and fish tank. Features - - Material: Plastic. - Size: 10.3 x 10.3 x 3.8cm - Uses solar energy, no need battery or charger, energy-saving and environment-friendly. - Solar-Powered Floating Lamp made of waterproof durable plastic, Energy-saving, environment-friendly. - Ultra bright automatically changes (Red, Yellow, Green, Blue, White,Orange and Purple), create a unique lighting experience in your garden. - When click the it will automatically recharge the battery by solar energy during the . The light on automatically when it gets dark and turns itself off when re-exposed to light or when the battery is fully discharged. - Great for for pond, swimming pool, fountain and fish tank. Package list: 1 x Solar Floating Light