What type of battery does TAP use? April 08, 2024 19:28 Updated One long lasting replaceable CR2477 Coin Lithium Battery needed to power the GLOW. Related articles Can I put HOT liquids in the TAP bottle? My sensor stopped syncing / glowing Are TAP Lids interchangeable between sizes? How do I clean my TAP bottle? Can I put HOT liquids in the HidrateSpark 2.0?