type
Portable Type
Alarm Mode
Vibration+Sound+Light Alarm
Target Gas
O3
Accuracy Class
High Accuracy
place of origin
Shaanxi, China
customized support
OEM, ODM
Every payment you make on Alibaba.com is secured with strict SSL encryption and PCI DSS data protection protocols
Claim a refund if your order doesn't ship, is missing, or arrives with product issues
