3-in-1 Carbon Monoxide Detector: The YOJOCK carbon monoxide detector is designed to measure CO, temperature, and humidity, providing continuous protection in homes, RVs, boats, and during outdoor activities like camping.

1000mAh Rechargeable Battery: This detector features a 1000mAh rechargeable battery that provides hours of continuous use, ensuring long-lasting power for travel and home use.

Accurate CO Measurement – 0-999 ppm: Measures carbon monoxide concentration in the range of 0-999 ppm with an accuracy of ±5 ppm. Ideal for poorly ventilated indoor environments such as homes, RVs, campsites, and outdoor activities like grilling.

LCD Display and 85dB Alarm: The LCD screen displays real-time CO concentration, temperature, and humidity. If CO exceeds 50 ppm, an 85dB audible alarm is activated, immediately alerting you to potential dangers.

Low Power Consumption and Low Battery Warning: The device enters power-saving mode when the green indicator light is on, extending battery life. If the battery is low, the device emits a clear sound to remind you to charge it.

Easy to Use and Multiple Installation Methods: Its compact design and self-test and low-voltage warning features make it easy to use. The detector can be placed on a flat surface or mounted on the wall, ideal for use at home or during travel.