Product Specifications:
Size: 4.6 × 2.4 × 1 inches
Material: Plastic
Light Source: LED Light

Operation:Click the Switch Gently to Change Colors.

Power Supply:3 AAA Batteries (not included) USB Cable Line Suitable for Mobile Power, PC, Power Bank, etc.

Different Lighting Colors:
2 Kinds of Changing Colors: Slow Flashing, Quick Flashing
5 Kinds of Constant Colors: White, Warm White, Red, Blue, Green.

Instructions of the base:
Press the button for the first time, the light will change colors very slowly. Press it again and the light will change colors faster. When the button is pressed for the third time, the light will change color to white and stop changing colors automatically and each time the switch is pressed thereafter, the light will change and stay in one color. The fourth time you press the button, the color of light is red; the fifth time is blue and the sixth time is green. Press it the seventh time, the light will turn off. Press and hold the switch for three seconds to turn off the light regardless of the mode. The light base has two models of power supply, one is using 3 AAA 1.5V batteries, another one is using the charging cable (the package doesn't include battery and plug), you can use the cable to connect the computer, car or portable charger.