9 Volt Single Level Liquid Sensor

SKU: KDNM4191-1
  • The 9 Volt Single Level Sensor is an aid for people with vision impairment to fill cups and glasses with one level of liquid.

  • The unit simply hangs over the side of a cup or glass with the metal prongs on the inside of the container.

  • Produces a loud buzzing 400Hz tone with slight vibration.

  • A standard 9 Volt Battery plugs into the base for easy battery change.

  • Comes with battery already inserted ready to use.