Lelo F2S 4.3" App Controlled Vibrating Masturbator with AI & Stamina Training

The Lelo F2S is a premium, app-controlled vibrating masturbator designed to elevate solo play through advanced stamina training and AI interaction. Crafted from body-safe liquid silicone, this open-ended device offers unrestricted use, customizable vibrations, and guided routines to help users explore intensity and endurance like never before.

At its core, the F2S functions as a sophisticated performance coach, leveraging AI Interactive Mode to provide real-time feedback on breathing, heart rate, and movement. This technology allows users to engage in guided Kegel routines and dedicated stamina-building programs, effectively training pelvic floor muscles and delaying climax for a more intense, controlled release. Unlike traditional toys, the device adapts to the user's movements via auto-adjusting silicone ribs, ensuring a consistent, air-pocket-free experience that feels natural and responsive.

For a truly immersive experience, the F2S connects seamlessly to the LELO app, unlocking an additional six vibration modes beyond the eight built-in settings. Users can choose from a wide range of stimulation patterns, from gentle pulses to high-intensity waves, all controllable from their smartphone. The device is rechargeable via USB, features a discreet and sleek design for privacy, and is engineered for easy cleaning and long-term durability. Its open-ended structure accommodates various sizes, making it a versatile choice for a wide range of users seeking to enhance their pleasure and performance.

• AI-Driven Performance Training: The device utilizes smart sensors to track your physical responses, offering personalized guidance to improve endurance and control. Two dedicated programs focus specifically on stamina, teaching users to manage arousal levels through paced breathing and movement, while Kegel routines strengthen pelvic floor muscles for greater intensity during climax.
• Adaptive Sensory Experience: The interior is lined with soft, plush liquid silicone ribs that automatically adjust to your thrusting motion. This ensures a natural, skin-like friction that eliminates air pockets and distractions, allowing you to focus entirely on the sensation and your own rhythm without the device slipping or feeling rigid.
• Extensive Vibration Customization: With 14 total vibration settings, the F2S provides a comprehensive library of stimulation. Eight modes are available immediately upon pairing, while six additional advanced patterns are unlocked exclusively through the LELO app, ensuring your solo sessions remain fresh and varied over time.
• Premium, Body-Safe Materials: Constructed entirely from medical-grade liquid silicone, the F2S is hypoallergenic, non-porous, and free from phthalates and latex. The material is ultra-soft and stretchy, providing comfort against sensitive skin while maintaining structural integrity for repeated use and easy cleaning.
• Open-Ended Design for Versatility: Measuring 4.3 inches in length with a 3.23-inch width, the open-ended structure allows for unrestricted access and use regardless of size. This design also makes the device compatible for partner play, enabling couples to incorporate the training features into shared intimacy or for remote control scenarios.
• Hygienic and Discreet: The sleek, compact form factor ensures the device is easy to store and travel-friendly. It is fully waterproof and designed for easy cleaning; simply rinse with water and mild soap or use a dedicated toy cleaner before and after each use. The rechargeable battery is powered via a standard USB cable, eliminating the need for disposable batteries.