U Shape Energy saving Lamp, Energy Saving Light Bulbs, high luminous efficiency, Longest life Quick DetailsPlace of Origin: Zhejiang China ... colox box include 250g,300g.350g.400g and laminated some quality.b)Blister include one side blister and two kinds ... capacity: 800,000pcs/monthDelivery time:5000pcs~10x40HQ 20Days U Shape Energy Saving Lamp CFL, Energy Saving Light Bulbs, High Luminous Efficiency