3watt cree spotlight Technical data/electrical characters at ta=25¡ãc Model: kl-mr16-3a Light source: 3*1w/3*3w (cree or epistar) Input voltage: ac/dc 12 v Base: mr16 bi pin gu5.3 Size: 50x52.5mm Cct: ww (2800~3200k); nw(4000-4500k);cw(5500~6500k) 3*1w luminous flux: 240lm(cw), 200lm(ww) 3*3w luminous flux: 390lm(cw), 300lm(ww) Beam angle: 30, 45, 60¡ã Color: cool white, warm white Dim feature(y/n): y Gross weight: 55g Material: aluminum alloy & plastic Life span: >50, 000 hours Operating temperature: -20~65¡ãc Surface temperature: