Nix Hydration Biosensor - 1 Pod, 4 Patches, 1 Charger Case, USB Cord

• The hydration biosensor comes with a rechargeable pod (weights less than .5 ounces), a charging case, cord and 4 sweat patches.
• Battery life lasts up to 36 hours.
• You must be actively sweating in order for the device to gather data.