<img src="https://img.jdzj.com/UserDocument/mallpic/wanyi17/Picture/220913145405144.jpg"/>空气负氧离子检测仪KEC900+||系列特点1.具备平均值测量及MAX保留功能2.可接地线或安装静电板防止静电干扰3.可测量空气中的正离子,负离子,档位自行切换功能4.仪器底部具备三脚架安装孔,户外测量较为方便5.使用寿命长达五年以上,可测量2亿个/cm³范围内负离子浓度<img src="https://img.jdzj.com/UserDocument/mallpic/wanyi17/Picture/220913145438178.jpg"/><img src="https://img.jdzj.com/UserDocument/mallpic/wanyi17/Picture/220913145441144.jpg"/><img src="https://img.jdzj.com/UserDocument/mallpic/wanyi17/Picture/220913152925197.jpg"/><img src="https://img.jdzj.com/UserDocument/mallpic/wanyi17/Picture/220913152921186.jpg"/>