Touch screen lcd display nice design co detector DP-610 battery and adapter both provided, never worry about the power failure! Product Features: * Self-Checking function * Low-battery warning indicator; * Self-Test Button to verify operation * CO sensitivity meets EN50291 or UL2034 * Easy to install, move and maintain * 3 years limited warranty for the CO-sensing unit; Specifications: * Standby Current:≤50uA * Alarm Current: ≤30mA * Alarm Density: 30ppm, Alarms not activate within 120minutes 50ppm, Alarms within 60~90 minutes 100ppm, Alarms within 10~40 minutes 300ppm, Alarms Within 3 minutes * Sensor: Electrochemistry Carbon Monoxide Sensor * Super bright LED Display * Low Battery Alert Remain: 7-15 days * Alarm indicator: continuously emitting red light and sounder * Alarm sound level: >85dB at 10 feet (3m) * Temperature: 0°C - 50°C * Humidity: 10%-90%RH, no condensation or icing. * Certificate: Conforms to EN50291: 2001, RoHS, CE we have more 433MHz wireless smoke detector/co detector/gas detector for your option. Product show: Competitive Advantage: 1, Professional experience and ability to accept and fulfill ODM/OEM orders. 2, Answer your enquiries, questions and emails in 24 hours 3, Direct control on material, testing, quality, lead time ect. 4, Flexible Payment terms ranged at different quantity 5, One year warranty life for all detectors sold out from daping