... Living room/ School/ Jewelry store/ Warehouse... Applications of MR16 led spot light 3W widely used for Indoor places: Factories, workshops, warehouse, ... , jewelry store, exhibition etc. Advantage of MR16 led spot light 3W 1.LED power: 3W. 2.Great energy-saving effect, save ... the electrical grid, noise pollution and unstable light caused by ballast5.High-purity Aluminium shell, heat sink and hanging ...