Material: Plastic + Sensor - Brand: Jiabao - Model: SG-2008H - Color: White - Quantity: 1 - Power Supply: DC 12V - Remote Controlled distance: 3m - Voice Decibels: >=70dB/m - Battery Type: Ni-MH battery - Certification: CE - Static current: - Alarm current: - Alarm density: 10%LEL - Working temperature: -10'C~50'C - MCU controlled reliable - Stable and long lifetime - Uses low power consumption sensor. - Networking alarm and separately alarm. - It will reset after emergency exclusion. - Latest nano-technology sensors can be very sensitive to detect gas concentration of course when the gas concentration reaches a certain standard detector sounds and lightening signals will be transmitted to the alarm center.