KIT PC 450 WATERPROOF PORTABLE 500HRS , Each

Details

PC 450 Waterproof Portable kit 3 1/8 x 2 1/4 inch^ PC 450 Waterproof Portable kit, with Combination Probe, Backlit LCD Display, -2 to 16 PH, /-0.01 PH Accuracy, 200 mS Conductivity, /-1% FS Salinity, 2x AA batteries(included), 500 hrs battery-life, Dimension: 3 1/8 x 2 1/4 inch