HM Digital PH-200 PH Meter COM-100  EC TDS Meter Temperature with Automatic Calibration Function pH Water Quality Pen Tester

Battery Included : No High-concerned chemical : None Is Smart Device : No Model Number : PH-200 With Backlight Or Not : No Display Type : DIGITAL Brand Name : JUANJUAN Origin : Mainland China Certification : CE Support : Dropshipping DIY Supplies : Plumbing Dimensions : 18.5x3.4x3.4 cm pH Range : 0 - 14 Resolution : 0.01 pH Temperature Range : 0.1-55°C; 32-130 °F Power source : 2pcs AAA batteries (Not Included) Warranty : One year