This is a endurable decoration lamp that can float on the water. Adding more fun experience for you. Just buy and enjoy. Specifications: Light quantity: 1pcs/ 2pcs(Optional) Power Supply: Solar energy Solar Panel: Polysilicon solar panel, 2V, 260MA Consumption: 4W Cell of Light: 1 * 1.2V, 600mAh/pcs Cell of Controller: 1 * 3V 150mAh CR2025 Light Source: 3PCS * 5050RGBW Light Color: RGB+WW（3000K-3200K） Timer: 2&4&6&8H Lighting Effects: Flash& strobe& fade& smooth Dimmable & Speed Adjustable: Supported Charging Hours: 4-8 hrs Working Hours: 16-20hrs Material: PE Waterproof: IP68 Using Occasion: Garden, park, bar, swimming pool, courtyard, plaza, hotel lobby, etc Solar Panel Size: 70 * 55mm/ 2.8 * 2.2inches(Length * Width) Item Size: 340mm/ 13.4inches Package weight: (1PCS)300g /(2PCS)520g Package size: (1PCS)130 * 130 * 50mm / (2PCS)130 * 130 * 100mm Package List:(Optional) 1*Floatings Pool Lights 1 * Remotes 1 *Pump 1 * Stickers 1* Instruction / 2 * Floatings Pool Lights 1 * Remotes 1 *Pump 2 * Stickers 1* Instruction