HAKINAKU 2-Pcs 4IN1 Plug in Smoke & Carbon Monoxide Detector Combination Builti-in 2000 mAh Backup Battery HD Screen [Smoke CO Temp Humidity Sensor] Alarm for Home Travel Hotel Indoor (White)

Features

• 【2-PCS 4in1 Smoke&CO detectors】Combination 4in1 detectors Integrated carbon monoxide, smoke, temperature and humidity sensors, real time to detector and show the environment gas safety for us.
• 【Plug in design】Compatible with US 110V to 220V AC voltage Fits all US standard AC outlet in bedroom, kitchen, living-room, basement, hotel room, etc.
• 【Built-in 2000 mAh backup battery】Provides 120h long working time, helps to cope with sudden power outages, and also can be used as a outdoor portable Smoke&CO detectors.
• 【 Equiped 2.1’’ HD Screen】 All the data real time show on the HD screen, we can read the data faster from the big icons like: CO ppm, Smoke indicating bar, humidity, temperature, CO indicator icon, and alarm status.
• 【All gas environment safety we care】 Built-in UL standard independent Smoke sensor and CO sensor, HD screen visible and 85 dB audible design is real time detect the gas environment, bring you extra safety for you and family.