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Heat Sensitive Phone Case | Magical Thermal Sensor Phone Cover Matte Soft TPU Case for iPhone 7 / 7 Plus 5.5'' Color Changing with Temperature Thermal Induction Discoloration (Red-iPhone 7P)
Description
- 3-IN-1 DESIGN - The tester combines the TDS, EC, ATC three functions in one, press the SHIFT key can be converted between different modes
- HOLD FUNCTION - ''HOLD'' automatic locking, ''SHIFT'' automatic conversion, 5 minutes Automatic locks.Press the SHIFT key while the value is locked to view the measurement results for the different modes.
- AUTO-OFF FUNCTION - The meter shuts off automatically after 5 minutes of non-use to conserve batteries longer service life
- WIDE APPLICATION - Ideal for all water quality testing, water purification applications, waste water regulation, aqua culture, hydroponics, laboratory and scientific testing, pools, ecology testing, colloidal silver, water treatment and more
- EASY TO CARRY - TDS meter is a professional water level test instrument, the operation is simple, the appearance of fashion, small size and easy to put in your pocket! Reasonable design, pen electrode can be directly inserted into the water solution, measured it.
Features: 1.Measurement Rang:TDS:0-9990ppm Conductivity:0-9990us/cm Degrees Celsius:0.1-80.0℃ F:32.0-176.0℉ 2.Accuracy: ±2% 3.Net Weight:55g Operating instructions: 1.Take off the electrode protective sleeve. 2.Press the ON switch,place the meter into the test solution. 3.After the numerically stable,press the HOLD button and take it out of the solution to read. 4.After reading,turn off the meter,wipe clean the electrode before sleeving it. Notes: 1.Do not soak the TDS pen into the water. 2.Do not store the meter in high temperatures or direct sunlight. 3.TDS pen cannot be used to measure high temperature water (for example: hot water) 4.Though durable, the TDS meter is an electronic instrument and should be treated with proper case and maintainance. Package includes: 1 x TDS-EC Meter 1 x Leather carrying case
Common Questions
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