Specifications: 1. Mini CE4 atomizer, 1.3ML, thicker and longer drip tip to avoid scalding your lips. 2. Slim battery, 310mAh volume, lightweight design for easy carry. 3. Slender posture, like a glamour girl, consistent color of battery & atomizer, eyeful enjoyment. 4. New technology on working voltage: Constant voltage 3.7V, to keep longer working time and uniform mouthful vapors. Enabling you enjoy the stable puffs. 5. Size: 139mm X 11mm, gift box and blister packing are both available, saving space, saving shipping costs. 6. Full battery and filled atomizer keeps about 850puffs. 7. colors: Stainless, silver, white, pink, red, orange, purple, green, blue, black.