According to reports, Hitachi Appliances, Inc., a division specializing in the production of lighting, appliances, air-conditioning equipments of Hitachi Group, put its new LED lamp "LDA7D-H-E17 / S (pure white)" on sale on August 1. The product is designed in the equal size of the mini krypton bulb (small incandescent bulb) and comes with self-developed cooling structure. It provides the same quantity of light as 60W small bulb. In addition, it can be installed on a variety of lamps. Mini krypton bulbs are usually used for the small-scale ceiling lightin...