LifeSource, a company of United Technologies Corporation, is a global supplier in fire safety and security technology along with family members .



With the awards of ISO9001 and QS9000, and a workspace of 30,000square feet, Life Source is specialized in the production of carbon monoxide alarms and smoke alarms, Our products are recognized by CE, CS ,UL and NA.



We use the Completed QC system Including IQC- IPQC-OQC ? QE.So we can provide you the great quality and most competitive price.