Portable flammable gas Detection Alarm Details: Location: Petrochemicals, coal, metallurgical, chemical, municipal gas, and other places at the scene detection. Specifications: Order Model: AJB-II Measuring principle - manner of catalytic combustion sensor, the spread Range: 0~100%LEL Accuracy: ± 10% Alarm set point: 25%LEL \ 50%LEL Sound and light show: Highlight the police figures show that the alarm sound level 80 dB Resolution: 1%LEL Charging for full-time work: More than 10 hours Power: 3.6 V rechargeable battery Temperature / humidity: Temperature of 0 ~ 40 o C / humidity ≤ 98% Size / weight: 135 ( L ) x50 ( W ) x25 ( H ) mm/200g Explosion type: IbdI (150 o C) Earthquake antistatic ABS cases Configure: Standard console, charger, leather, brochures, qualified product, warranty cards.