Plug-in Design: Supports 110V-220V AC power with ultra-low power consumption 2W; easy installation, plug-and-play, saving significant time
4-in-1 combination gas and carbon monoxide detector suitable for home, apartment, RV, hotel, kitchen, and cruise ship cabin
Tips: open the package, the product is directly plugged into the power supply, count down 180 seconds, and then display a green light, indicating normal operation