【Effortless & Comfortable Hands-Free Pumping】- Enjoy effortless and comfortable hands-free pumping with 3 customizable modes (Suction, Massage, Stimulation) and 12 adjustable suction levels. The pump is designed to mimic a baby’s natural sucking pattern, ensuring a smooth and efficient pumping experience 【Superior Suction with Patented Diaphragm Technology】- The Promom Wearable Electric Breast Pump uses a patented encased diaphragm design, delivering powerful suction of 60 kpa / 450 mmHg for efficient milk collection. Enjoy quicker, more comfortable pumping sessions tailored to your needs. 【Safe, BPA-Free Materials】- Made from FDA-certified, BPA-free Tritan material, the pump’s milk collector bottle and diaphragm case ensure the highest standards of safety and durability for both mom and baby. The soft silicone flanges in four sizes (15/18/21/24/27mm) provide a perfect fit without causing discomfort to delicate skin. 【More Invisible and Completely Discreet】- The ergonomically designed, semi-circular body fits perfectly inside your bra, making the pump completely invisible when worn. It's perfect for hands-free use at home, in the office, or while traveling. 【Ultra-Quiet Pumping】- Pump discreetly with Promom’s whisper-quiet operation (<40db), perfect for use in any environment without drawing attention or waking your baby. 【Long-Lasting Battery】- Equipped with a 1000mAh rechargeable battery, the pump provides 8-10 sessions on a single charge, making it ideal for moms on the go. 【Detachable, Easy-to-Clean Milk Collector】- The removable milk collector makes cleaning quick and hassle-free. It also includes a sealing plug, so you can store breast milk directly in the fridge or take it with you while traveling.