Feature:1. 40cm/15.7in long flexible probe helps you reaching more area.2. LED analog bar display, the detecting results are clear and easy to understand.3. Automatic reset, no need to reset manually, the operation is more convenient and simple.4. A great household necessity to protect your families' safety. Perfect for using in home kitchen, bathroom, bus carriage, grill house and so on.5. Compact size, light weight, easy to carry and operate.Specification:Condition: 100% Brand NewItem Type: Combustible Gas DetectorMaterial: Plastic Color: As shown in the pictureModel: HT601ARange: >50PPMDetection Gas: Combustible gasSensitivity: >50ppm (methane)Response Time: <2 secWarm-up Time: Approx. 30 secDisplay: Analog barAlarm Mode: Visual, soundAutomatic/Manual Reset: Automatic resetAutomatic Shutdown: Battery Undervoltage Indication: Flexible Probe: About 40cm/15.7inPower Supply: 3 x AAA batteries(Not included).Package List:1 x Combustible Gas Detector(Battery Not Included)1 x Instruction Manual1 x Storage BagNote: