Quirky Mantis Clip-On LED Task Lamp for Mac, PC, laptops Mantis includes two parts: a lamp and a clip. Functions either within the clip, or free-standing. Two light settings: press once for high light and twice for low light. 11 bright LEDs provide illumination. Two flip-out legs let Mantis stand up on any flat surface. Mantis includes two parts: a lamp and a clip. Functions either within the clip, or free-standing. Two light settings: press once for high light and twice for low light. 11 bright LEDs provide illumination. Two flip-out legs let Mantis stand up on any flat surface. Rubberized end pieces prevent slipping. Two AA batteries provide approximately 30 hours of light. Automatically shuts off after two hours of use.