Denshi Handy Dissolved Oxygen Meter DO Meter ID-160T with makito ring DO Meter Handheld.

DO: ①0.00~0.99mg/L ②1.0~20.0mg/L (when below 35℃) Auto range switching
water temperature: -5.0~50.0℃

DO: ①±0.02mg/L (0.00~0.99mg/L range) (constant temperature)
②±0.1mg/L (1.0~20.0mg/L range) (constant temperature)
Water temperature: ±0.3℃ (0~35℃) in the case of)

・Checks the oxygen sensor status after turning on the power, and displays an error message when calibration is required, output abnormality, end of life, etc.
・Sensor warranty expiration notification function (displays the number of days remaining from 30 days before the warranty expiration date)

・Guidance display function
・Air saturation rate display function
・Automatic stability judgment function (with progress bar display function)
・Time display function
・Memory function (records and reads out 30 measured values ​​in the main unit)
・Auto power off Function (If the change in DO value is within 1 mg/L for 30 minutes after the last key operation, the power is automatically turned off)
- Initialization function
- Freshwater/seawater switching function

Body: With rubber protector (shock absorption function), winding ring (cable winding structure)
Probe: Double protection structure rubber cap (shock absorption function)

Oxygen sensor (Wagnit) model: WA-TL*, Membrane fluid replacement cartridge (with electrolyte)
, AAA alkaline battery, maintenance kit, instruction manual