Charging time: 6-8 hours Lighting time: 100% Brightness: 6H Solar panel: frosted PET polysilicon|138*82mm|5.5V3W Product size: 5.4 * H7.6cm Battery: lithium battery|3.7V|2000mAh|18650 Lamp body material: ABS Domestic protection level: IP68 Shell color: black Color temperature: RGB Product net weight: 0.77 kg Product gross weight: 0.8 kg Control mode: light control: fixed color + color change Two modes: color mode and fixed color mode. The RGB solar underwater lights come in a variety of color options to make your pond sparkle when night falls. IP68 waterproof and anti-corrosion: The solar pool light is made with Professional IP68 dustproof and waterproof technology, which is durable. Solar Energy: Efficient solar panels convert solar energy into electricity and store built-in batteries for LEDs. The specific light control system ensures automatic charging during the day (when light is sufficient) and turns on automatically at night (when light is insufficient). 2 ways to operate install: Comes with accessories, the base can be fixed in water and used as an underwater light, or it can be installed on the ground or wall as a landscape light, two-way, perfect for swimming pools, ponds, gardens , roads and other decorations and illuminations. Good quality product