1 WATT & COB PIVOTING WORKLIGHT. Innovative COB technology is brighter than typical LED's and uses very little energy. Head swivels 90* for a secure, comfortable hold in any situation. Swivel ring hangs from hook for use as a lantern in camping tent, under auto hoods, in storage sheds & closets. Magnetic back attaches firmly to any iron or steel surface for hand-free operation. Solid state LED technology has a typical lifetime of 10+ years. Use 4 AAA batteries (included remove plastic tab to activate batteries). 12/inner and 48/case.