Specification: Product Name: LED Volcano Lamp Material: Plastic Size: 7x7x23.5 cm Power supply: USB powered / 3 AAA batteries (not included) Note: 1. There may be slight differences between the picture and the actual color of the commodity. We will try our best to show you the exact color. 2. Please allow slight dimension difference due to manual measurement. Package Including: 1 x LED Volcano Lamp (without battery) 1 x USB Cable [Creative & Realistic] This volcano night light looks realistic and lovely, and the volcano inside seem rolling in the water, and the changing colored lights can add glamour to home, office or bedroom. [No Noise & Safety] This volcano night light is noiseless, the water tank is airtight, no need worry about water leakage, and it will automatically shut off after unplugging the power, safe and reliable. [Ambience Lamp & Soothing Mood] This LED volcano lamp is suitable for home and office to create a beautiful, peaceful, soothing ambience. It can also help everyone to relax and relieve tension. [2 Power Supply Methods] You can plug in a USB cable, or use 3 AAA batteries for power. The two power supply methods are suitable for different external environments, practical and portable. [Good Gift] This LED volcano desk lamp is a good gift for kids, adults, friends, and relatives on birthdays, Christmas, and other festivals.