Product Name: Bath Lamp Underwater Pool Light Colorful Atmosphere Lamp Projection Product Material: ABS + LED Light Source Type: 4pcs SMD2835 Light Source Distribution: 4 evenly distributed Red, Green, Blue, Yellow LEDs Lighting Modes: Static and dynamic, totaling 5 color modes Product Size: 12.3*12.3*8.5CM Package Size: 12.5*12.5*9CM (neutral color box) Power Supply Mode: 3 AAA (No. 7) batteries, not included in delivery, please bring your own. Package Details: Fish lamp 1, screwdriver 1, English manual 1 LED Small Fish Tube Pool Bath Lamp Operating Mode: Unscrew the cap and install three AAA batteries, then screw the cap back on securely to prevent water leakage. Lightly press the switch on the cap to enter light mode. Press the switch to cycle through different modes, totaling 6 modes. The specific modes are as follows: 1) Static red light; 2) Static green light; 3) Static blue light; 4) Static yellow light; 5) Red, green, blue, and yellow lights change sequentially; 6) Red, green, blue, and yellow lights flash sequentially; Press and hold the button for three seconds to turn off the light. Scope of Application: LED Small Fish Tube Pool Bath Lamp: Children's bath toys, parties, living rooms, bathrooms, bathtubs, swimming pools, fountain pools, family singing atmosphere lights, bars, etc.