Portable SMART SENSOR 4 in 1 Gas Monitor Rechargeable Gas Detector Multi Gas Monitor Professiol Gas Sniffer LCD Display

Brand Name : KKMOON Model Number : ST8904 Origin : Mainland China Certification : CE,none DIY Supplies : Woodworking Gas Type : Multifunctional With LCD Screen Or Not : Yes This professional 4 in 1 gas detector is designed for detecting CO, HS, O and LEL gas. It can continuously monitor the CO, HS, O and LEL gas concentration in the surrounding environment, once the gas concentration reaches the level of the alarm, the alarm will sound, vibration and flash. High precision portable CO, HS, O and LEL gas tester with compact size and light weight, very easy to carry and operate. Features: Detect 4 kinds of gas: carbon monoxide(CO), hydrogen sulfide(HS), oxygen(O) and combustible gas(LEL). Continuously monitor the CO, HS, O and LEL gas concentration in the surrounding environment with professional and accurate measurement. Sound/vibration/flash triple alarms works when one of the CO, HS, O amp; LEL gas concentration reaches the level of the alarm. Large HD LCD display with backlight for easy reading. Can connect to a sampling pump to operate in closed place. Can be widely used in shipping, mining, oil exploitation, chemical, gas pipeline, tunnel construction, coal, metallurgy, paper, fire, municipal, textile and other industries. Specifications: Brand Name: SMART SENSOR Color: Blue Material: ABS Screen Size: 47 * 38mm / 1.9 * 1.5in Sensor: Electrochemical Principle Charging Port: Micro USB DC 5V Sampling Pump Power Supply: DC 3V power supply Operation Current: 230mA Short Circuit Current: 3A Operation Voltage: 3.7V Maximum Open Circuit Voltage: 4.2V Battery Type: BL-9C Display Type: Segment type LCD Operation Humidity: 15RH Operation Temperature: -10~50 Storage Temperature: 0~40 Battery Working Runtime: 6 hours (no alarm) Detection Gas: Carbon Monoxide(CO, Hydrogen Sulfide(HS), Oxygen(O), Combustible Gas(LEL) Measurement Range: CO: 0999ppm, HS: 0500ppm, O: 030LEL Resolution: CO: 1ppm, HS: 1ppm, O: 0.1LEL Alarm Value Setting: Upper limit and lower limit alarm value can be set Alarm Alert: Sound/vibration/flash triple alarms TWA Alarm Value Setting: Time-weighted value, meaning the accumulated value measured within 8 hours STEL Alarm Value Setting: Short term exposure limit Item Size: 140 * 75 * 35mm / 5.51 * 2.95 * 1.37in Item Weight: 270g / 9.52oz Package Weight: 430g / 15.17oz Package Size: 24.5 * 9 * 6cm / 9.64 * 3.54 * 2.36in Package List: 1 * 4 in 1 Gas Detector 1 * USB Cable 2 * Screws 1 * Gas Calibration Hood 1 * Storage Bag 1 * User Manual (English) Shipping: 1.We guarantee to ship goods out within 24-72 hour after payment confirmation except holiday. 2.We ship by China post,HKpost EMS,DHL,Fedex,according to your choice when placing orders . 3.If you didn #39;t receive the item after 45 days,please feel free to contact us.We will make all our effort to resolve the problem. Warranty: 1.All items have 1 year guarantee.IF your purchase do not meet merchantable quality, fitness for purpose or match the description, We can make sure your issues are resolved . 2.For wrongly-shipped items, Please contact us in 48 hours after delivery.We will arrange to deliver the correct items or return all your payment. 3.For defective or faulty products,please take photos or videos,we would resend or refund after confirmation.