2 39 ounces personal security alarms

{"cid":"91200158","title":"K-400 Large Lcd Portable Multi Gas Detector Handhold For Personal Security","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/f8\/c3\/9d92ce7e41da6c4c36b6ff51d5e6-200x200-1.jpg","attrs":{"Price":"USD 100\/set \/ 900\/set","Brand Name":"Zetron","Model Number":"K-400","Minimum Order Quantity":"1 set","Delivery Time":"1-10 work days","Certification":"CE","Place of Origin":"China","Payment Terms":"T\/T, Western Union, MoneyGram, D\/P, D\/A, L\/C","Supply Ability":"1000 SET \/ week","Packaging Details":"160*70*28mm","Product Name":"Portable CH4 CO2 CO O2 Multiple Gas Detector","Gas sampling method":"Natural diffusion","Detecting gas":"Combustible gas, H2S, CO, O2","Explosion-proof grade":"Ex ib IIBT4 Gb","Protection Level":"IP65","Exterior dimensions":"140mm\u00d764mm\u00d734mm(L \u00d7 W \u00d7 H)","Charging time":"4h~6h"}}

{"cid":"91169862","title":"GSM Device Tracker and Phone TC-200 mini phone","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/00\/56\/bb08b5fbbec6660a47ee957df137-200x200-1.jpg","attrs":{"Price":"$17.6-$28\/unit","Brand Name":"TC-200","Model Number":"TC-200","Minimum Order Quantity":"10units","Delivery Time":"2days","Place of Origin":"China","Certification":"CE FCC ROSH","Payment Terms":"T\/T","Supply Ability":"3000unit\/week"}}