stamina trainer & stroker

F2S™

FAST & DISCREET

shipping

32 MILLION PRODUCTS SOLD

over 20 years

SATISFACTION

guarantee

20+ YEARS

market leader

200+ DESIGN AWARDS

over 20 years

ISO 3533

safety standard

CERTIFIED

body-safe materials

SWEDISH

design

The overview

master blaster

The app-connected F2S™ stamina trainer and stroker is here to revolutionize men's pleasure with its open-ended liquid silicone design for unrestricted enjoyment. We feel that sexual performance is like any other skill; harnessing its full potential involves many stages of progress before reaching mastery. That is why, when connected to the LELO™ app, F2S™ transforms into the ultimate endurance trainer with two specially developed exercise routines. The stamina trainer helps you build endurance and experience more powerful orgasms. Guided Kegel exercises for men will help you ensure a more satisfying sexual performance.

Highlights

Four technologies, one remarkable device.

1 - APP-CONNECTED STAMINA TRAINER

Use the stamina trainer or the guided Kegel exercises for men to enhance your sexual performance. You can also unlock six additional vibration modes exclusively using the LELO™ app. Click here for more details.

2 - AI INTERACTIVE MODE

A performance feedback sensor inside F2S™ emits real-time encrypted information based on the device's movement. Then, the AI INTERACTIVE mode in the LELO™ app syncs the intensity and motion perfectly with the device's movement.

3 - LIQUID SILICONE

This real-feel material is the embodiment of softness, elasticity, and durability. It doesn't just conform to your needs; it elevates your experience.

4 - FOURTEEN POWERFUL PLEASURE SETTINGS

The product alone has eight settings; with the LELO™ app, you can unlock six extra modes.

5 - AUTO-ADJUSTED LIQUID SILICONE RIBS

The newly introduced silicone ribs allow for airflow, eliminating the creation of air pockets while providing an added point of stimulation.

Meet F2S™

F2S™ unlocks a new level of sexual performance for men. The endurance trainer embedded inside the LELO™ app will guide you through your journey to optimize your sexual endurance with special stamina training and Kegel exercises for men.

How to use

Three gentle steps to your sweet spot.

Prep

First, download the LELO™ app and connect your device to activate the exclusive app modes. Apply a generous amount of LELO Personal Moisturizer to F2S™ internal sleeve. The more, the better.

Engage

Switch it on, connect the app, and slowly insert yourself. F2S™ will begin working when it senses you’re inside.

Indulge

Play with the settings, especially the stamina and the Kegel training routines, and brace yourself for orgasmic revolution.

come long & prosper

Features

Everything the details deliver.

ISO 3533 SAFETY ASSURANCE

indulge in pleasure with toys made at the highest possible safety standard

14 SETTINGS

from a teasing murmur to a satisfying pulse

APP-CONNECTED

connect your device to set up your pleasure on the LELO™ app

LONG-LASTING CHARGE

longer time for pleasure

100% WATERPROOF

perfect for the bath and shower

EXTRA-SOFT SILICONE

premium silicone that feels silky to the touch

F2S™

Red

$199.00 USD

F2S™

★★★★★ 4.8 · 2,300+ reviews

$199.00

With its luxurious liquid silicone interior and dual open ends, F2S™ delivers a uniquely immersive stroking action with fourteen powerful pleasure settings. Using the LELO™ app, you can enhance your sexual performance with two special app training features stamina trainer and the guided Kegel exercises for men. You can also unlock six additional app-only modes, including the AI interactive mode that syncs the motors with the device’s movements in real-time.

Warranty

2-year warranty

Safe shopping

100% secure payment

Satisfaction guarantee

30 days

Worldwide delivery

in a discreet box

Specifications

The full technical picture.

Materials	Body-safe silicone, ABS plastic, Aluminum alloy
Finish	Smooth
Size	110 x Φ 82 mm / 4.33 x Φ 3.23 in
Insertable dimensions	34 mm x 45 mm / 1.33 in x 1.78 in
Weight	267 g / 9.4 oz
Battery	Li-Ion 520 mAh 3.7 V
Charging	Up to 2h at 5V 520mA
Rated Power	Input: 5V 520mA 2.6W Output: 3.7V 440mA 1.6W
User time	Up to 2 h
Standby	90 days
Frequency	93 Hz
Max. noise level	< 60 dB
Switch off	Automatic after 20 minutes
Interface	3 buttons

What's in the box

F2S™

USB-charging cord

Warranty registration card

Detailed instruction manual

Warranty

2 year manufacturer's warranty. Every device is covered against defects in materials and workmanship for two full years from purchase.

10-year quality guarantee.

Should anything happen after your warranty ends, you'll receive a substantial discount on a replacement.

ISO 3533 certified

satisfying the orgasmic standard

In an industry oversaturated with sub-par products, we proudly meet the ISO 3533 international standard for sex-toy safety — a guarantee that every device is safe for reasonable, foreseeable use and that its materials are safe for contact with the genitalia and/or anus.

Get in shape using F2S™ and the LELO™ app

Pair your F2S™ via Bluetooth to the LELO™ app to enter the ultimate sexual performance training hub. You can select a carefully developed stamina training or a guided Kegel exercise routine for men. Whichever you choose, you can count on increasing your orgasmic prowess in no time.

In addition, use the LELO™ app to unlock five exclusive pleasure modes and the groundbreaking AI interactive mode. This mode perfectly syncs the intensity and motion with the device's movement using a performance feedback sensor inside F2S™.

For full details, see Privacy Policy.