Wireless fire detector with heat and carbon monoxide sensors for indoor use, heat detection via integrated temperature sensors with alarm triggered by a temperature increase of approx. 10 °C within one minute or when exceeding approx. 64 °C, carbon monoxide detection via integrated chemical CO sensor with high accuracy and alarm triggered at dangerous CO concentration levels (from approx. 50 ppm), support for interconnected fire alarms within the Ajax system, wireless communication via Jeweller protocol with a range of up to 1700 m in open space, integrated 85 dB siren and LED status indication, system monitoring with regular status polling and automatic self-diagnostics, pairing and configuration via Ajax Hub using QR code, RB version with replaceable batteries, indoor use only, scope of delivery (RB version): FireProtect 2 RB (Heat/CO) Jeweller, SmartBracket mounting plate, mounting kit, 2 × CR123A battery (pre-installed), quick start guide.