1 .high efficiency and energy saving 2.long life time: more than 6 times as the incandescent lamp 1. Unique and attractive appearance design. 2. High luminous efficacy: increase 15% luminous efficacy compared to the traditional energy saving-lamp-with-cover. 3. Apply place :hotel, market, office, bedroom, etc. 4. Rapid start without stroboscopic, evenly shines, noiselessness. 5. Unsuitable to ...