Connection mode: parallel (If one of led lamp stop work will not affect other). Light Color: Pure White 6000K/ Warm White 3000K. Application: Supermarket/ Office/ Hotel/ Bar/ KTV/ Home/ Exhibition/ Show Cabinet etc. Waterproof Grade: IP44 Package:4pcs/set. Payments from buyers all over the world. We appreciate highly your cooperation. If you received item in wrong color, send message to us, we will re-send a new item to you in this case. We will try our best to solve your problem. We will be delighted to help.