Lifeswonderful Cup & Mug Pouring Level Detector Beeper for Hot or Cold Drinks Liquid Kettle Assistance The Visually Impaired

Cup/drink pouring level assistant, ideal for the visually impaired, helping to prevent spills and accidents This liquid detector hooks onto the rim of the glass or mug and sounds and vibrates when the cup is nearing full, changing tone when the level is completely full Please watch the demonstration video showing the detector in use Suitable for use with both hot and cold drinks Features a magnetic back for storage on a fridge door and uses a replaceable CR2032 battery (included), Manufacturer: Lifeswonderful