Description FEATURES * Use for ORP ( Oxidation Reduction Potential ) measurement in plating baths, waste water monitoring and other applications such as Aquarium, Beverage, Fish hatcheries, Food processing, Photography, Laboratory, Quality control, School & Colleges, Swimming Pools…. * Professional pen digital type ORP meter. * Range : -1,000 mV to 1,000 mV. * IP 65 water resistance, heavy duty. * Complete set with ORP electrode, ORP-14. * Separate ORP electrode, easy for general purpose usage and remote measurement. * Build in reverse display button. * Data hold. * Auto power off. * Compact size, light weight. SPECIFICATIONS Display LCD, size : 20 mm x 28 mm. * User can reverse the display direction by push button. Measurement ORP ( Oxidation Reduction Potential ). Range -1,000 mV to 1,000 mV. Resolution 1 mV. Accuracy ± ( 0.8 % 1 d ) * Main instrument . Input Impedance 10^12 ohms. Sampling Time Approx. 0.8 second. Operating Temp. 0 to 50 ℃ ℃ ( 32℉ to 122℉ ) Operating Humidity Less than 80% RH. Power Supply DC 1.5V battery ( UM-4/AAA ) x 4 PCs. Power Consumption Approx. 4.8 mA. ORP Electrode Any ORP Electrode with BNC connector. Dimension Meter 180 x 40 x 40 mm ( 7.1 x 1.6 x 1.6 inch ) Electrode 12.5 mm Dia, x 150 mm, * Cable length : Approx. 3 meters. Weight Meter 190 g/0.42 LB Electrode 88 g/0.2 LB. Standard Instruction Manual………………………………… 1 PC Accessories ORP electrode, ORP-14………………………….. 1 PC * ORP-14 is the consumer accessory. Optional * Soft carrying case with sash Accessories ( 210 x 80 x 50 mm ), Model : CA-52A * Hard carrying case ( 280 x 195 x 65 mm ), Model : CA-06