SMOKO Nari Narwhal Ambient Night Light (Purple) MINIATURE SIZE  Measures approximately 5 x 3.5 x 3 inches. LED BULB  Low power consumption lightbulb lasts 100k hours. SOFT GLOW  Ambient light is perfect for bedtime. BATTERY-POWERED  No pesky wires and kid-safe. 3 AAA batteries not included. AUTO TIMER  1-hour shutoff for battery conservation.