led cup lamps...... long-life...... environment protect...... working temerature:-30/+40 input voltage:85-265V/AC......... led cup lamps Use High-strength aluminum shell, whit good heat dissipation, with special black or silver aluminia cover. Good quality 1w or 3w LED lighting resources, you can choose any color you like. Energy saving, long-life, environment protect. Widely use in hotels, ...