MAXRIENY Rechargeable Gas Detector Natural Gas Leak Detector with Vibration Alarm Visual and Sound Pen Multi-Gas Detector for Home Butane Propane Camping Car

Features: Rechargeable gas detector. 4 Modes Alarm: Analog Bar, Beep Beep, Flashing Red Light, Vibration. LCD display with backlight: - Room temperature display. - Dynamic analog bars - Automatic shutdown symbol, activatable and deactivable. - Sound alarm symbol, can be activated and deactivated. - Low battery indication. Specifications: Gas Detection: Display: LCD Measuring range (methane): 50-10000ppm Warm-up time: 30s Response time: 2s Sampling rate: 1s Fuel gas level (analog bar) - Blackhead: 0-300 ppm - 1-cycle analog bar: 300-1500 ppm - 2-cycle analog bar: 1500-5000 ppm - 3-cycle analog bar: More than 5000 ppm Ambient temperature: Temperature range: 0℃-50℃/32℉-122℉ Resolution: 1℃/1℉ Accuracy: ±2℃/2.0℉ Power supply: 3.7V 400mA rechargeable battery Auto power off: 5 minutes Dimensions: 170 x 31 x 28 mm Weight: 67 g Box contents: Gas Detector Charging cable Instructions in English. Note: The sensor takes 30 seconds to calibrate after being turned on, with dynamic analog bars. When you hear two tics, it's ready!