5watt cob spotlight Technical data/electrical characters at ta=25¡ãc Model: kl-mr16-cob-5a Light source: 1*5w (epistar) Input voltage: ac/dc 12v Base: mr16 Size: 49.5*51mm Cct: ww (2800~3200k); nw(4000-4500k);cw(5500~6500k) 1*5w luminous flux: 500lm(cw), 410lm(ww) Beam angle: 80¡ã Color: cool white, warm white Dim feature(y/n): y Gross weight: 65g Material: aluminum alloy Life span: >50, 000 hours Operating temperature: -20~65¡ãc Surface temperature: