LOHAS 100W LED Chip Warm White Bulb High Power Energy Saving Lamp Chip Usual delivery time is 7-10 days Free shipping. If you want pack of this item with lower price,plz view this listing http://www.amazon.com/2-LOHAS-White-Power-Energy-Saving/dp/B00HP0NFBE/ref=aag_m_pw_dp?ie=UTF8&m=A2X4NE86JUW3T DC Forward Voltage(VF):30~34Vdc ; DC Forward Current(IF):2400MA Intensity Luminous(lv): 8000~9000LM Viewing Angle: 140 degree Item Size: 5.0x4.5cm(LxW) Color Temperature: warm white 2800~3000K