Fitbit inspire 2 has various parameters such as fitness, health, sleep and stress, etc for daily tracking. Track all-day activity: your steps, distance, hourly activity and calories burned. Maximum operating altitude: 28,000 ft. Enjoy 10 days of battery life for daily progress without constant charging. Twin scale measures various parameters such as weight, body fat, body water, bmi, metabolic age, bmr, visceral fat, skeletal mass, muscle mass, bone mass, protein, fat-free body weight, subcutaneous fat, and physique rating. It has 4 electrodes. Monitor your or loved ones glucose levels on your mobile phone with the waterproof nightrider blucon. Nightrider is a reusable transmitter. You will need libre or libre pro sensor, and reader to activate the sensor. The Freestyle Libre Pro Flash Glucose Monitoring System is a professional continuous glucose monitoring (CGM) device which is used for detecting trends and tracking patterns and glucose level excursions above or below the desired range facilitating therapy adjustments in persons (age 18 and older) with diabetes. The system is intended for use by healthcare professionals and requires a prescription.