STRAFFR is more than just a fitness bracelet. It’s a smart fitness band with live and in-workout feedback that corrects your form and streamlines your training. The patented sensor system is integrated directly into the wristband. This means that the band measures your performance during training, regardless of where you are shooting. The bracelet simply connects to your smartphone via Bluetooth. You can easily charge your band via USB-C and train for up to 24 hours continuously on a single charge. Over 100 effective workouts and exercises await you in the STRAFFR app to help you achieve your individual fitness goal. The STRAFFR training is aimed at both beginners and experienced. Features: Easy tracking to Train better - The patented STRAFFR sensor measures every movement Train anywhere - Achieve your fitness goals at home and on the go Personalised support - The app adapts the workouts to your goals and fitness level Strength training, Muscle building, Yoga and sports - Get fit with just one training device High tech quality - Made in Germany Specifications: Dimensions: H:22.9 x W:3.8 x D:15.2cm Colour: Blue Guarantee: 1 Year Model Number: ST01XBM