Light standard lamp base with built-in audio alarm (buzzer) and / or visual alarm (flashing and / or color-changing) and built-in timer. Audio and / or visual alarm goes off after a factory set period of time (several seconds) or user-set time (seconds) after activating the lamp (when refrigerator or freezer is opened).

摘要

Light standard lamp base with built-in audio alarm (buzzer) and / or visual alarm (flashing and / or color-changing) and built-in timer. Audio and / or visual alarm goes off after a factory set period of time (several seconds) or user-set time (seconds) na'activeren lamp (when refrigerator or freezer is opened). The audio alarm (3) / buzzer will sound and / or the light source (5) flashes and / or change color when the factory preset period (eg. 5 seconds or 10 seconds) is reached or when the preset time using the rotary switch (4) has been reached. The invention is a tool for the user him or her to indicate that the door of the refrigerator or freezer open and make it close again as soon as possible to prevent food spoilage and waste energy.