The Mio cardio Select is a unisex heart rate monitor by MiO, designed for indoor and outdoor use. It provides calorie measurements and has a battery life of more than 7 days, powered by batteries. Made of plastic, this wristband monitor is suitable for gym and training activities, with a pink color and English language settings for ease of use. Ideal for fitness enthusiasts looking to track their heart rate and monitor caloric intake during various exercise routines.