Bethlehem Lighting 20-Lamp 5mm Wide-Angle LED Battery-Operated Lighting Set, Blue Decorative wide-angle light set with 20 lamps Energy efficient, long life bulbs. Battery Operated. Uses 3 Triple AAA Batteries. Energy efficient, long life bulbs; LED wide-angle 5 mm lens Durable construction supported by a 3-year warranty Cool to the touch; available in a wide variety of colors