Specifications: 【Long Lifespan】Our underwater lights are made of high-quality LED chips, which can save more power than other lights. Just insert 3 new AAA batteries (not included) and the lights will work for up to 35 hours. A 1-pack of submersible LED light includes 1 LED light, 1 remote control, 5 suction cups, and 1 manual. -------------------------------------------------- ---------- Package List: 2 * LED lights, 2 * Remote control, 10 * Suction cups, 2 * Manual -------------------------------------------------- ---------- Features: Remote Control and 3 Timer Options: The submersible LED lights can be easily controlled with the RF remote control up to 30m in the air and 1m underwater. Submersible lights can remotely control multiple lights, and you don't need to point the lights to control them remotely. With 3 timer options, the pool lights can be turned on and off for 2 hours, 4 hours, and 6 hours. 【13 LEDs, 16 Color Changes, and 3 Lighting Modes】With 13 built-in high-quality LEDs, the underwater lights are much brighter and more vibrant than others. It has 16 colors, 5 brightness levels, and 3 color-changing modes. Ruyilam waterproof pond lights give you more choices and a variety of color options. The structure of the submersible LED light has been upgraded from 2 small external magnets and 2 suction cups to 1 large built-in magnet and 4 suction cups. With upgraded suction cups, the pool lights can be used both in the air and underwater on flat and smooth surfaces. 【Multiple Usage Scenarios】These pool LED lights are suitable for various lighting scenarios and can be used indoors and outdoors. The LED pool lights can be placed in HALLOWEEN pumpkin, lantern decoration, pool, vases, wedding, aquarium, fish pond, pond, fountain, party, corridors, graduation ceremonies, holiday decorations, etc. ---------------------------------------------------------- Notes: Please allow 0-1 cm size error due to manual measurement. Item color displayed in photos may be showing slightly different on your computer monitor since monitors are not calibrated same.