new alcohol tester breathing portable s + blowing alcohol tester household wine driving test wine detector

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new alcohol tester breathing portable s + blowing alcohol tester household wine driving test wine detector 中文版

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¥14.0
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1 table

Weight 0.3 kg/table
Stock num 87594 table

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Yongyin Small Home Appliances 2yr.

Main Products:

Smart home，Touch switch，SONOFF，Household appliances

Contacts:

Li. jingyuChat

Mobile:

86-15392033619

WhatsApp:

8615392033619

E-mail:

765117158a@gmail.com

WeChat:

1592033619

Address:

gate 22 9 street 2 floor 13554,Yiwu,Jinhua City,Zhejiang Province

Related items

Description

酒精测试仪工作原理：

当气体传感器探测不到酒精时，加在A的第5管脚电平为低电平，当气体传感器探测到酒精时，其内阻变低，从而使A的5管脚电平变高。A为显示推推器，它有10个输出端，每个输出端可以驱动一个发光二极管，显示推动器A根据第5脚电平高低来确定依次点亮发光二极管的级数，酒精含量越高则点亮二级管的级数越大。上面5个发光二极管为红色，表示超过安全水平。下面5个发光二极管为绿色，表示安全水平，酒精含量不超过0.05%

【产品功能】

1、数字显示酒精浓度结果并带有提示音

2、快速响应和恢复

3、报警点可选择

4、红光背光灯

5、自动关机省电功能

6、吹嘴可更换，配送5个吹嘴

【包装资料】

产品尺寸：118X70X28mm

单个产品净重：约43.6g

单个产品毛重：约90.4g

单个彩盒尺寸：146X110X36mm