... 20s.With power saving, no contacting, no spark, longevity, Security and ReliableApply to: stair passageway, gallery, wash room, garage, storage, ... to avoid cutting-out or overloading. The product installation and maintenance of electrical connections should be requested to permit the ... under the poor light, non-available on daytimeIt suitable for all type of lamp, like as: ceiling lamp, tube light..Non ...