What kind of people eat crabs will have adverse reactions

Delicious crabs are not suitable for everyone. People with certain diseases should fast or eat less. In this reminder: 1. Hepatitis patients should not eat crabs; 2. Cardiovascular patients avoid eating crabs; 3. There is a cold, fever, people should not eat crab; 4. Where the spleen and stomach Deficiency should not eat or eat crabs; 5 People with allergies should avoid eating crabs; 6. People with biliary diseases such as cholecystitis and gallstone disease should not eat crabs; 7. Pregnant women should eat less or do not eat crabs; 8. Elderly people should not eat crabs. .

Audio Intercom

Audio intercom is one of the building intercom systems. It has simple functions and can meet people's daily needs. The wiring and operation are very simple and the cost is low. It is the first choice of many customers.

MK-138 audio intercom is the most popular model in our factory. The system is an intelligently programmed audio intercom system. The audio circuits are completely isolated and won`t interfere with each other. The user wire is short-circuited, which does not affect the work of the entire system.

The solution is included audio door phone, indoor unit, decoder and power supply .

An audio intercom door phone is used for each building and an indoor unit is installed in each apartment. The visitor calls the resident through audio intercom door phone, and the indoor unit rings at apartment and the resident can decide to answer .unlock or hand up .Residents can talk to the visitor. They can open the door of the building for the vistor after confirming the identity of the visitor.

Here are some parameters of this system:

1. 2-wire Nixie tube display Intercom system

2. Calling, intercom, unlocking

3. Aluminium alloy panel with physical buttons

4. Low power consumption technology solution, saving energy and long life span

5. Dimension:300*110*30(mm)

6. Install method : Wall/flush install (250*110*30mm)

7. Door opening:IC/ID card/ password/call the indoor untils unlock

Zhuhai Mingke Electronic Technology Co., Ltd. is a professional manufacturer of residential security products. It has formed a modern high-tech enterprise integrating R&D, production and sales now . The main products are video and audio intercom system, fingerprint lock, access control and smart home products.

Mingke has been committed to the cause of home security, with excellent and leading technology, and wholeheartedly provides safe security products for thousands of households; with a high sense of social responsibility, it undertakes the corporate mission of "creating a safe home for you". if you want to get our catalog,pls don`t hesitate to contact with us.

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Zhuhai Mingke Electronics Technology Co., Ltd , https://www.mingke-tech.com