Plug in Carbon Monoxide Detector, 3-in-1 CO Detector with Temperature Humidity Display, Portable Built in Battery Carbon Monoxide Alarm/Monitor for Home/Hotel/RV, Easy to Read - Shenzhen Huidu Technology Co.,Ltd., HD08

• Built-in Lithium Battery: Rechargable efficient built-in battery of 1000mAh, ensures long standby time, keeping the device operational during sudden power outage or short travel time. Accurate & Reliable Detection: with high-precision electrochemical sensor and self-test button, this carbon monoxide detector provides accurate real-time detection and easy product verification. 24-hour Real-time Protection: Detection range of 0~999 ppm (±5%) and every 2s response sensor, HD08 can detect odorless toxic CO and the hidden combustion of early-stage fires real time, and offer protection for your families. 3-in-1 CO monitor for home: carbon monoxide, humidity and temperature monitors all Integrated in mini size detector body, real time detecting the concentration of CO, humidity, temperature, and show them on the HD screen, easy to read. Intuitive & Clear Monitor: With 2.1” vivid LED screen and 85dB loud alarm: Green (Safety, CO concentration