EC21 Product Catalogs - 1.5v button battery

PH-68 Waterproof Ph/Ec/Temperature 3 in 1 Tester

20240805

Battery Type 2×1.5V( AAA Batteries) Operating Temperature 0℃～50℃ Calibration 2 points with auto buffer recognition Dimensions 207 x 32 x 36 mm Weight 100g Product description : Two-point butto

Mini Pen Type Ph Meter Digital Tester Hydro with LCD Display

20111020

Battery: 4*1.5v (AG-13 button battery) * Operating temperature: 0°C to 50°C(32°F-122°F) * Relative humidity: <95% * Life: Approx. 700 hours of use * Trimming: By potentionmeter * Dime