Features: Experience dynamic lighting with 16 customizable modes in this wireless LED magnetic control lamp, featuring polarity responsive induction and CR1632 battery operation for seamlessly integration in models and displays. Small 18mm diameter module combines magnetic switches technology with auto sleep memory function, delivering 50,000 hour LED lifespan across rotating/breathing/flashing patterns while conserving energy through microamp deep sleep. Ideal for robotics enthusiasts, architectural modelers, and car hobbyists seeking programmable ambients lighting solution for miniature landscapes, tech prototypes, or interactive diorama projects. Perfectly illuminates scale model train layouts, Christmas village displays, STEM educational kits, and commercial exhibition tables with its gesture controlled directional glows and tool free installation. Transform ordinary spaces into mesmerizing lightscape using speed rotations and random activation patterns, optimized for low energy 3W consumption equivalent to 15W traditional bulbs. Specifications: Material: LED+Button Battery Color: Blue/Red/White/Green Size: Approx. 0.71x0.71x0.28inch(1.8x1.8x0.7cm) Package Includes: 1x LED Magnetic Control Lamp note: Please allow 1-2cm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color from the item.