Lifeloc Technologies, Inc. develops, manufactures, and markets portable hand-held and fixed station breathalyzers and related accessories for law enforcement, workplace, corrections, original equipment manufacturing, and consumer markets internationally. It offers fuel-cell-based breath alcohol testing equipment; and a line of supplies, accessories, services, and training to support customers' alcohol testing programs. The company also develops and sells online drug and alcohol training and refresher courses. In addition, it engages in the ownership and rental of real property through existing commercial leases. Further, the company provides Sentinel, a zero-tolerance alcohol screening station; R.A.D.A.R, a real-time alcohol detection and reporting product; and calibration products, as well as breath testing devices. Additionally, it offers EASYCAL automatic calibration station; Phoenix 6.0 evidential breath testers; Lifeloc; and SpinDx. The company was incorporated in 1983 and is headquartered in Wheat Ridge, Colorado.