... led down light High energy-saving LED lamp Unique electric board design High lumens 3W high quality Crystal led ceiling ... RoHS approved. 6. High-purity Aluminium reflector, heat sink and hanging hook 7. Corrosion, dust, water, and shake-resistant, ... counter lighting, Office work station 3. Back lighting, Step Lighting, Light boxes 4. Merchandising, Exhibition stands and panels Unit:(mm) 3W high quality ...