Water Effect Light Dynamic Water Ripple Night Light Flame Effect Northern Lights Projector Night Light Projector, 162 Lighting Aurora Mubarek Crystal Light Projector for Bedroom, 216 Modes Mood Lighting Yinhamnl Ocean Wave Cube Lamp, 16 Colors Rotating Flame Water Lamp. SPECIFICATIONS Type: Crystal Lava Lamp Shape: Elegant Crystal Bulbs Included: Yes Certifications: CCC, CE, FCC Power Source: Rechargeable Battery & DC Wattage: 0 5W Model: RGB Aurora Borealis Lamp Material: Crystal Smart Device: No Power Generation: Switch Voltage: 5V Batteries Included: No Battery Type: Button Cell Required: Yes Usage: Perfect for Holidays & Room Decor Light Source: LED Bulbs