Item Type: Electric Nipple Corrector Material: PP, ABS Battery Type: Lithium ion Battery Capacity: 1200mAh (Shipping with Built in Battery) Package List 1 x Electric Nipple Corrector 2 x Suction Tubes 1 x Y shaped Straw 6 x Traction Cups 1 x USB Cable 1EFFECTIVE SOLUTION: Electric nipple corrector is specifically designed to improve flat or inverted nipples, providing a safe and effective solution for difficulties in breastfeeding. 2ADJUSTABLE SUCTION: With 9 levels of suction strength, you can customize the strength to meet your comfort and needs. Gentle suction helps to draw out and stimulate the nipples. 3LED TOUCHSCREEN: Built with an LED touchscreen for easy operation and monitoring of suction levels and timings. It provides a user friendly interface for a hassle free experience. 4RECHARGEABLE DESIGN: No worries about changing batteries. This nipple corrector features a built in rechargeable battery for convenient and continuous use. 56 CUPS: Compact and lightweight, this electric nipple corrector is easy to carry and can be used anywhere. It comes with 6 different cups to accommodate different nipple sizes and shapes