🔋 OKEAH LCD Display Smoke and Carbon Monoxide Detector, Battery-Operated CO Alarm with Replaceable Batteries, Model YJ-901 Review

2-in-1 Detection Alarm: YJ-901 is a battery-powered smoke and carbon monoxide alarm. Using SMT manufacturing process, it has a dustproof, mothproof and anti-white light interference design. High quality and reliable performance. High-quality Sensor:It integrates a highly sensitive photoelectric sensor and a highly stable electrochemical carbon monoxide sensor at the same time.Whether the smoke or the carbon monoxide concentration in the environment exceeds a certain index, it will send out an alarm to remind you to stay away from danger. LCD Display and LED Indicator:By triggering the button, the smoke concentration and carbon monoxide concentration in the environment are displayed at any time, accompanied by the regular flashing of the LED indicator, to actively inform you of the alarm and the safety status of the environment. The operation is simple and easy to understand. AA Batteries that can be Removed and Replaced:Depending on the quality of the battery, the alarm battery needs to be replaced every 1-3 years.The battery life will be shortened by the influence of the environment, especially in the extremely cold environment. The detachable way can ensure that when the battery fails,you only need to replace the battery instead of throwing away the alarm. Quality Assurance: Comply with UL217 and UL2034 standards. We offer a 12-month worry-free money back guarantee and a 5-year warranty. If you have any questions or concerns, please feel free to contact us and we will reply to you within 24 hours. You can have complete confidence in our products.