... Supply Ability: 2000 sets per day ego k ,embossed EGO battery 1. we have all kinds of Colors ... and Carving for our Ego battery,including 22kinds colors and carving designs2. we ... K2,K3,K4,K5,K6,K7,K8Activate the battery: 5-click On/Off lockPtotection: Overcharging protection ... according to customer requirementsFlavor100% Vegetable Glycerin with PDA, multi flavor for choosing