Meet HidrateSpark PRO, the world's smartest tumbler ever created. With stainless steel insulated construction, customizable glow colors and patterns, and rechargeable battery, the HidrateSpark PRO makes drinking more water as easy as blink, drink, sync. The LED smart sensor “puck” glows to remind you when it’s time to drink and tracks your water, tea, and coffee intake by syncing via bluetooth to the FREE HidrateSpark App, keeping your daily goal updated as you go.