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• Handheld TDS Water Test Pen Digital Water Tester Water Quality Analysis Meter Water Purity Check Measurement PH Meters Description: Measurement range: 0-9990ppm Error: 2%-3% : 3V(4 button batteries) Size: 25*14*134mm Weight: 40g Specifications: 1 power consumption sensible chip: greater accuracy, more correct detection and extra stable high quality 2 Carry the mini figure with you: examine the purity of water high quality anytime, anywhere, anytime three Titanium alloy probe: more accurate test, larger sensitivity, stronger sensitivity, extra correct verify 4 seconds short measurement: instant and accurate, easy to function and examine at the boot Automatic shutdown in five minutes: when the device is routinely close down in 5 minutes with none operation, the carrier lifetime of the battery is lengthy 6 Key lock clever memory: press HOLD to fasten the after the value is secure Package Included: 1 * Water Quality Inspection Pen

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