and 52 detection zones

Equipped with anti-tamper protection

and functions such as ICR

Maximum video resolution: 3840 x 2160 pixels

HY-GC21B-W2-868 Rilevatore Monossido di Carbonio Wireless 868MHz Sensore Elettrochimico 85dB Display LCD AES128 EN50291 - Dahua and 52 detection zonesHY GC21B W2 868 is a wireless carbon monoxide detector designed for home safety, featuring a high precision electrochemical sensor for reliable detection. It integrates an 85 dB audible alarm and an LCD display for immediate and clear notification. 868 MHz frequency communication with AES128 encryption ensures secure and stable transmissions. Powered by a CR123A battery with up to 3 years of life, it offers long lasting operation without frequent