HidrateSpark PRO Lite Color: Deep Blue Size: 24oz Lid: chug lid HidrateSpark PRO, the world's smartest water bottle ever created. lightweight, shatter and odor resistant Tritan ™ plastic. LED smart sensor “puck” glows to remind you when it’s time to drink and tracks your water intake by syncing via bluetooth to the HidrateSpark App, and make it your own with custom glow colors in the app. HidrateSpark PRO tumbler Color: Stainless steel Size: 20 oz -keeping drinks cold up to 14 hours and hot up to 4 hours * Tumbler Lid is designed for dual drinking, with and without the straw * Sensor puck tracks water intake, syncs via Bluetooth to the Free HidrateSpark App, and is interchangeable between bottles * HidrateSpark App is available on iOS and Android. * Rechargeable battery with fast charging cable included