TECPEL PH-703 Pen Pocket High Resolution 0.01 PH Meter Water Tester
Ultra-precise 0.01 pH resolution for laboratory-grade accuracy in a compact pen design. Features a durable, chemical-resistant ABS body with reinforced electrode protection for long-term reliability. Automatic temperature compensation ensures consistent readings across environments. Ideal for hydroponics, aquariums, pools, drinking water, and agricultural testing. One-touch calibration with included buffer powders simplifies maintenance. Backlit LCD displays clear results even in low light. Powered by replaceable batteries for extended field use. Ships pre-calibrated for instant testing. Bulk pricing available for industrial or educational buyers.