General description This AlwaysH Smoke Detector is a combination smoke and carbon monoxide detector designed for indoor use in various settings such as villas, factories, shopping malls, warehouses, and office buildings. It features advanced electrochemical carbon monoxide sensors, known for their high accuracy, low power consumption, and extended service life. The device also incorporates an infrared photoelectric sensor, which effectively detects smoke while minimizing false alarms. Technical specifications Type: Combination smoke and carbon monoxide detector Sensor technology: Electrochemical carbon monoxide sensor and infrared photoelectric sensor Power supply: Requires 3 x 1.5V AA batteries (not included) Alarm volume: ≥85dB Standby time: Long standby time with low power consumption Installation Drill two marked installation holes Use a hammer to insert two plastic grommets into the holes Install the bracket to the ceiling by inserting and tightening the provided screws into the