Handheld Digital Oxygen Detector USB Rechargeable O2 R Tester Monitor LCD Display Adjustable Alarm Power Off Oxygen Meter

The intelligent precise oxygen detector use electri-chemical type gas r to measure the gas, can quickly response to oxygen gas, sound and light alarm level can be set manually. Great tool for home, agriculture, chemmical industry, general industries. Features: PROFESSIONAL OXYGEN DETECTOR -- Portable oxygen(O2) gas detector, measure range 0-25% oxygen content. Adopt electri-chemical type gas r to measure, this oxygen detector r with stable performance and high accuracy. ADJUSTABLE ALARM -- Sound and light dual-alarm when O2 gas concentration reaches the level of the alarm. And the alarm value can be customized according to users demands. BACKLIT LCD DISPLAY -- The gas meter is compact and lightweight, features a large LCD display with backlight, you can get the result from the screen at a glance, even in dark,easy to carry on and convenient for reading. USB RECHARGEABLE -- Come with a 3.7V rechargeable lithium battery, charging through micro USB interface, which can be powered by power adapter, power bank, etc.. WIDELY APPLICABLE -- The Oxygen detectorCs can be used in metallurgy, power plant, chemical, mine, tunnel, underground lines and other places, effective prevention of hypoxia and oxygen poisoning. Speicification: Color: Black + Blue Material: ABS Detecting Gas: Oxygen Voltage: AC100-240V, 50/60Hz Output: DC5V, 1000±50mA Measuring Range: 0~25% Resolution: 0.1% Basic Error: ≤ ±5% full scale Temperature: -10~50℃ Resolution: 0.1℃ Working Humidity: 1%RH~99%RH Response Time: ≤15S Recovery Time: ≤15S Alarm Mode: Acoustic and Light Auto Power Off: Mannual Selectable (10 mins no any key pre down) Power Supply: 1 * 3.7V, 1000mAh rechargeable li-ion battery Screen Size: 4.4 * 5.3cm / 1.73 * 2.08in Item Size: 180*65*30mm / 7.09*2.56*1.18in Item Weight: 182g/6.42in Packing List: 1 * Smart Oxygen Detector 1 * USB Cable 1 * User Manual 1 * Carry Bag

About shipping
Shipping and Packaging All itwill be double checked and well packed before sending.Itwill be dispatched within 2 business days after buyers pay for the order. It usually takes about 14 to 18 working days for delivering the package to the destination(for e areas,it may take a little longer). 

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