Combined smoke alarm to monitor smoke, fire and carbon monoxide levels. Alarms for abnormal carbon monoxide and smoke levels with LED lights and audible reminders. This product beeps continuously and a Carbon monoxide warning when smoke, fire or carbon monoxide levels exceed the standard. The combination carbon monoxide and smoke detectors feature a new high sensitivity photoelectric smoke sensor, electrochemical carbon monoxide sensor, This product is easy to install and use, small in size and light in weight, Installing smoke alarms in safe areas or near potential sources of ignition (e.g. kitchens, rooms, bedrooms, yards water and all possible carbon monoxide zones) can protect your home*. Standalone/Wireless Smoke Detector Alarm is a new high sensitivity 360°detection alarm; the wireless smoke detector immediately emits an independent sound when it detects smoke in the early stages of a fire. Applicable to a variety of scenarios, independent without external power supply, suitable