2 4 inch mount camera on helmet

{"cid":"91187466","title":"4G WIFI Helmet Mounted Camera Thermal Imaging Camera Gas Detection For Fire Rescue","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/6e\/9b\/4341ec98f7fb52ae679fe27c59fa-200x200-1.jpg","attrs":{"Price":"Negotiable","Brand Name":"OEM","Model Number":"OX-ZP650T","Minimum Order Quantity":"1pc","Delivery Time":"Negotiable","Certification":"CE.Rohs, FCC","Place of Origin":"China","Payment Terms":"T\/T, Western Union, MoneyGram","Supply Ability":"5000\/pcs\/month","Packaging Details":"Gift Box Size\uff1a18.9*14.4*6.7cm\/1kg","Gas Detection":"CO\uff0cO\uff0cH2S\uff0cCH4","Video Format":"MP4","Measuring range":"-10 +600degrees","len Angle":"120 \u00b0","OS":"Android 8.1 system","Monitor":"data real-time upload"}}