| 摘要 |
A water level detector for low vision person is provided to prevent water from overflowing and fill up a proper amount of water by making an alarm when a pair of electrodes are sunk in a liquid and electrified. A water level detector(100) for low vision person comprises a pair of electrodes(140,150) to be sunk in a liquid and electrified when the liquid in a cup reaches a proper level, a speaker(130) which is operated when the electrodes are electrified, and a housing(110) contains the electrodes to be partly exposed. The housing is formed in an inverted U shape with a speaker hole and placed on the top of the cup. |
