Specification: Light Source Type: 4 SMD2835 Light Source Distribution: 4 Red, Green, Blue, Yellow Evenly Distributed Lighting Mode: Static and Dynamic, A Total of 5 Color Modes Product Size: 12.3 x 12.3 x 8.5cm/4.8 x 4.8 x 3.32in Color: white+blue material: plastic Weight: About 160g Power Supply: 3 x AAA Batteries (Not Included) Scope of Application: children's bath toys, parties, living rooms, bathrooms, bathtubs, swimming pools, fountain pools, family singing atmosphere lights, bars, etc. Operation Mode: Unscrew the cover, install three AAA batteries, and then screw the cover shut to prevent water leakage. Lightly the switch on the cover to enter the mode of turning on the light, and the switch to enter different modes, a total of 5 modes are cyclically changed, the specific modes are as follows: 1) Static Red Light; 2) Static Green Light; 3) Static Blu-Ray; 4) Static Yellow Light; 5) Red, Green, Blue, Yellow Light Changes In Sequence; 6) Red, Green, Blue And Yellow Lights Flash In Sequence; and hold the key for three seconds to turn off the light. Package Contents: 1 x Pool Lights Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.