High and low threshold setting. Recall Max and Min reading. Specifications: Large LCD Display:3.5''(8.9cm)LCD display with backlight CarbonDioxide(CO2): Range: 09999(outofscale), Accuracy: ±50ppm±5%rdg(05000). Temperature Range: -10.070.0°C(14158°F), Resolution: 0.1°C/°F Accuracy: ±0.6°C/±0.9°F(050°C/32122°F), others±1.2°C Humidity Range: 0.199.9%, Resolution: 0.1°C/°F Accuracy: ±3%(1090%) Logging Memory: 12700 OperatingCondition: 050°C, 095%RH StorageCondition: -2060°C, 099%RH Sensorlife: 15years in normal common StorageTemp: -4070°C(-40158°F) PowerSupply: 1A Output 9VAC Adaptor, 4x1.5V(AAA)(Battery not Included) Size: approx. 14010037mm/5.513.931.45'' Net weight: approx.706g Note: Please allow 1-3mm differs due to manual measurement. Due to the different display and different light, the picture may not reflect the actual color of the item. 1 x Carbon Dioxide (CO2) Data logger Monitor(Battery not Included) 1 x Power Adaptor 1 x USB Cable 1 x CD Software 1 x Instruction Manual. Please contact me before you return it. If item is defective after 3 months, you can still send it back to us. We will send you a new one after receiving the defective item. If you do not receive our reply, please kindly re-sent your message and we will reply to you as soon as possible. If you have any problems or concerns whatever with your order or products, please message us and give us a chance to assist you before you leave any feedback. We believe we can produce a positive outcome to any situation and will work hard to earn your praise.
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And our Office is closed on Sunday and public holidays. We apologize for the late reply during the holidays. The item "USB LCD CO2 Carbon Dioxide Data Logger Air Temperature Humidity Meter Monitor" is in sale since Wednesday, December 28, 2016. This item is in the category "Business, Office & Industrial\Electrical & Test Equipment\Test, Measurement & Inspection\Test Meters & Detectors\Other Test Meters & Detectors". The seller is "sweetsale07" and is located in ShenZhen.This item can be shipped worldwide.