SB-9617 4 In 1 COCO2Temperature & Humidity Detector Magnetic With Sound-Light Alarm Lighting 1. Hook design, back magnetic attachment design, suitable for various scenarios 2. Carbon monoxide concentration exceeds the standard by more than 200 ppm, continuous alarm, and bright screen 3. Bottom flashlight illumination, easily illuminating dark environments 4. Temperature and humidity monitoring, easily grasping the current environment 5. Sensitive monitoring of data indicators, when reaching the threshold, the screen changes color and makes an audible alarm 6. TFT screen, wider color gamut coverage, better color reproduction, real response time generally below 5ms, viewing angle up to 178°, no obvious color deviation when viewed from the side 7. Type-C charging interface, fast charging, worry-free battery life 8. Lightweight and portable, comfortable to hold 9. Suitable for various scenarios, kitchen gas leakage monitoring, car cold start monitoring, camping gas accumulation monitoring 10. Battery capacity: 2000mAh 11. Charging interface: Type-C