4U energy saving bulb 1). Wattage: 5W,7W,9W, 11W, 13W, 15W 2). Voltage: 12V DC 3). Base type:E14,E27,B22 Feature: 4U Energy Saving Lamp1).24/26/28/30/32/36W2).110-130/220-240V3).2700-6500K, 6000-8000h 1. More compact as compared to standard ELT2. Fits most luminaries and especially where economical continuous lighting is needed3. Up to 75% energy saving.4. Ten times the lamp life of standard ...