Feature: 1. 3 MODES AVAILABLE: Electric Inverted Nipples Puller features three modes, correct nipple protrusion, fix nipple retraction, and consolidation mode to achieve the ideal shape. 2. VARIETY OF SIZES: Electric Nipples Corrector Puller comes with three nipple sleeve sizes to meet your individual needs and can effectively enhance and correct your nipples. 3. ADJUSTABLE STRENGTH: Inverted nipples corrector boasts 9 levels of suction strength that you can adjust, aiding you in achieving a beautiful nipple appearance. 4. WIDE APPLICATION: Nipples corrector is suitable for breastfeeding mothers, people with flat or inverted nipples, and is also applicable for pregnant women of 3 ‑ 8 months. 5. SAFETY SILICONE MATERIAL: Electric nipples corrector ensures that babies can easily put nipples into their mouths. Made with soft silicone material, it is skin friendly and does not cause any harm to the skin. Specification: Item Type: Electric Inverted Nipples Puller Battery Type: Lithium ion Material: ABS Battery Capacity: 2000mAh (built in) Suitable for: Nipple inversion, flat, short, broken. Package List: 1 x Inverted Nipples Corrector 1 x USB Cable 1 x Instruction Manual 6 x Traction Cover 1 x Three Way Tube