Innovative design.small size and light-weight.metal pull pin.panic switch for emergency.built-in 120db high output alarm.when you need help, you can pull out the metal pull pin. it emit a alarm sound instantaneously.ideal for protecting jogger, elder, disabled, night shift workers or people who livealone.operated by 3x1.5 v lr44 button cell(included).product size: 63x35x20 mm.
we have all kinds of alarm ,such as persion alarm ,home alarm.
Place of Origin: | china |
In the fields of biological sample storage, medical cold chain transportation, and laboratory research, the normal operation of liquid nitrogen tanks is crucial for the cryogenic storage of biological samples such as cells, embryos, and frozen sperm. However, there are many ...
In the laboratory, some samples need to be stored at low temperatures, and liquid nitrogen storage tanks are usually used. Its normal operation requires a certain amount of liquid nitrogen in the container to ensure the safety of the samples. However, liquid nitrogen is easily ...
Come From Tianchi Cryogenic Machinery Equipment Manufacturing
Theliquid nitrogen level alarm is a monitoring instrument used to sense temperature changes and liquid level heights in various low-temperature liquid nitrogen containers. When the liquid level in the liquid nitrogen tank drops to a certain level, the alarm device will be ...