ORP-619 ORP Test Pen / Thermometer Oxidation-Reduction Potential Tester with Hold Function<br /><br />Get accurate ORP measurement easily<br />● The meter is a perfect device for you to test the oxidation-reduction potential of liquids. With resolution of 1mV， you may get higher accuracy than other ORP meters.<br /><br />Ideal for many household or laboratory applications<br />● With a standard measuring range of 0 - ±1999mV， the meter is great for a wide range of tasks. It can be used in a huge variety of applications including: Swimming pool， tap water， home brewing， laboratory testing， aquarium maintenance and much more! <br /><br />Main Features:<br />● Changeable temperature unit: Celsius and Fahrenheit.<br />● Powered by 1.5V AG-13 batteries (included).<br /><br />    Specifications<br />General<br />	 Model: ORP-619                                                  <br />                        Type: ORP Tester / Thermometer                                                  <br />                        Special function: ORP Meter / Thermometer                                                  <br />                        Material: ABS                                                  <br />                        Range: 0 - 1999mV / -50 - 70 Degree                                                  <br />                        Resolution: 1mV / 0.1 Degree                                                  <br />                        Accuracy  : ±5mV ±1.0 Dgree                                                  <br />                        Working Temperature: 0 - 50 Degree                                                  <br />                        Certificate: CE，RoHs                                                	<br />Dimensions and Weight<br />	 Product weight: 0.083 kg                                                  <br />                        Package weight: 0.212 kg                                                  <br />                        Product size (L x W x H): 19 x 4.1 x 4.1 cm / 7.47 x 1.61 x 1.61 inches                                                  <br />                        Package size (L x W x H): 20.9 x 10.5 x 5.1 cm / 8.21 x 4.13 x 2.00 inches                                                	<br />Package Contents<br />	 Package Contents: 1 x ORP-619 ORP Test Pen / Thermometer， 1 x Screwdriver， 1 x English Manual                                                	<br /><br /><br /><br />                                            <br />                                                <br />