BathFun PRO is an advanced water-compatible male training cup designed for a more comfortable and controlled experience in your routine. Developed by award-winning designers and adhering to strict US/EU testing standards, it combines warm-water comfort with smart negative-pressure control to ensure consistency, safety, and confidence. Use it in or out of the bath. AI-guided programs and real-time display feedback assist you in adjusting the vacuum level, rhythm, and timing, allowing for reliable repetition. Pair it with the Magic Sleeve for a softer, more realistic feel and easy cleanup due to its water and air dual-use design. Designed for men seeking a cleaner, smarter, and more premium experience without guesswork. Specifications: - Length 32 cm, insertable length 20.5 cm - Charging time: 150 minutes - Operating time (high speed): 160 minutes - Operating time (low speed): 180 minutes - Battery: Lithium battery 700 mAh - Charging method: Magnetic charging - Product Materials: Controller: ABS, Cylinder: PS, Cylinder Sleeve: Silicone, Magic Sleeve: TPR