Handheld Portable Ozone Analyzer 0-5PPM Ozone O3 Detector Air Quality Pollution

Display method 2.8” LCD screen display, 320 x 240 pixels Detection method for PM Electrochemistry Sampling time 1.5 seconds Power source Lithium polymer battery with 2000 mAh capacity Product weight 500g Product Size 164*74*26MM Function Detect O3/Ozone/Ozono/Ozon/Temperature/Humidity Customized service Printing logo, gift box, manual and interface content. Also support wifi service connect Tuya smart app. Zigbee, data save and transfer by USB data line. Detect gas Ozone/Ozono/Ozon(O3) Detection range 0.000~5.000ppm Detection princle Electrochemistry Response time Diffusion ≤15S Duplicate value ≤±2 % Resolution 0.001ppm Insulation resistance ≥20MΩ Alarm function Sound(2-3 beep) Alarm action value 0.3/0.6ppm (alarm on/off switchable)

About shping
Shping and Packaging All it will be double checked and well packed before sending.It will 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). 

Special Announcement:
Please fill in the correct and detailed consignee, address and phone number in the order. For fast and correct delivery.If you do not receive order within 30 working days,please feel free to contact Customer Service before leaving Negative and Neutral Feedback, we will do our best to help you resoe the problem.TaxNo, you will only pay what is quoted as total cost at checkout, no more. You are not expected to pay any additional duties or taxes. If you are asked by Customs or our logistic partner to pay duties, please contact our Customer Service .

Your 100% satisfaction is very ant to us
If the product is not on good condition, You can return this product within 14 working days, please contact customer service center before returning.FeedbackYour satisfaction is our first priorityIf you receive the order and it is in good condition,we would be grateful if you would leave us 5 star Positive Feedback for the transaction.