Using this lamp is easy. If you want to use batteries, just open the battery compartment and insert 3 AAA 1.5V batteries. Or, you can connect the included USB - C cable to a power source with an input of 5V DC 1A. To turn on the lamp and control the lighting mode, simply press the side button. When it comes to maintenance, keep the lamp away from water and use a dry cloth to wipe it clean. Avoid using harsh chemicals as they might damage the lamp's surface. If you're not using the lamp for a long time, remove the batteries to prevent corrosion. Also, don't place the lamp in direct sunlight for extended periods as it could affect the lamp's color and material.