Product Name: GUARDMAN Liquid Level Detector (GLA-2)
Country of Origin: China
This Liquid Level Detector is an assistive daily living aids for Visual impaired person, it provides an sound and vibration when the water or liquid reaches the top of the cup or glass.
CR2032 x 1 (included)
– Design for blind or visual impaired person
– Hi / Low probe with two different levels of sounds
– Suitable for hot or cold drinks
*All specifications are subject to change without prior notice