Carbon Monoxide Detector Phonetic Hypersensitivity Low Consumption Low Battery Alert Fault Self

Feature: 1. Voice Prompts: The carbon monoxide detector has real voice prompts for operation, with high reliability electrochemical sensors 2. Clear Display: The carbon monoxide alarm can display carbon monoxide gas concentration (PPM), you can use this tool with confidence 3. Low Consumption: The carbon monoxide smoke detector has low current consumption, with super long standby life 4. Alarm Memory: The battery powered carbon monoxide detector has alarm memory function and sensor fault self check function 5. Low Battery Warning: The CO detector has a low battery warning, so you don"t have to worry about when to replace the battery during use Specification: Item Type: Carbon Monoxide Detector Material: ABS Battery Type: Dry Battery Battery Supply: 3 x 1.5V AAA (AAA Battery) (Battery Not Included) Sensor: Electrochemical Carbon Monoxide Sensor Working Temperature: 0 to 50 celsius Working Humidity: 10percent to 95percent Relative Humidity Detection Concentration: 000 to 999 PPM Sensitivity Level: 5 PPM Error: +/- 10percent Concentration Reading During Normal Operation: 000 PPM Concentration Reading at Alarm: 030 to 999 PPM Battery Display: Low Battery Alarm Weight: Approx. 162g/5.7oz . Package List: 1 x Carbon Monoxide Detector (Battery Not Included)2 x Expansion Nails2 x Screws1 x User Manual Note: Shipped Without Battery