BELL 09035 Spectrum Emergency 10 watt twin spot wall light which is suitable for indoor and outdoor use. It features two 180° rotating and tillable LED heads. The twinspots ultra bright Samsung LEDs produce 650 lumens which will exceed the performance 2 x 20w halogen bulbs while using only 10 watts. The Spectrum includes an auto self test indicator for each lamp. There is no need for a manual key test.