Pen type ORP tester, compact and portable carry. Made of plastic material, it is lightweight, sturdy and durable. Suitable for testing drinking water, water conditioning, reverse osmosis, cooling towers, waste water, laboratories, agriculture, etc.
eBay
Suitable for various water quality tests of drinking water, aquarium, swimming pools and spas, ponds, hot spring water, field water, etc. 3pcs Swimming Pool Water Quality Tester Hot Spring Pool Spa Aquarium Portable.
eBay
We are willing to negotiate for you.
eBay
An electro-tester for testing pH and chlorine (Cl2) levels in water for routine monitoring of pH and chlorine levels of swimming pools, spas and different water sources. PH CL2 Chlorine Tester. 1 x pH and Cl2 Tester with Probe.
eBay
Shift between TDS and Conductivity. Can be used in : Water purifiers and filters, food(vegetable, fruit)&drink quality monitoring, pools and spas, aquarium, hydroponic. Accuracy: ±2%. Press the switch ,place the electrode into the testsolution.
eBay
The Swimming Pool Chlorine PH/CL2 Water Quality Tester is a digital monitor specifically designed for testing the water quality of hot tubs. This testing kit is ideal for maintaining the chlorine levels in the water to ensure a clean and safe environment for swimmers. The PH/Cl2 tester provides accurate readings of the chlorine levels, making it easy to determine if the water is at the correct pH and chlorine levels for optimal hygiene. Perfect for spa owners and maintenance personnel looking to keep their water in pristine condition.
eBay
8 In 1 Digital Tester Pen Pool Water Quality Monitor. For Ford Ranger PX Mazda BT-50 2011-22 HVAC Heater AC Blend Door Actuator Motor. 4PCS Fuel Injector for Renault Trafic Master II Vauxhall Vivaro Opel 0445110338.
eBay
8 In 1 Digital Tester Pen Pool Water Quality Monitor. RGB LED Cube Northern Lights Water Wave USB Night Light Atmosphere Lamp w/Remote. FOR ANY CAR 17mm BLACK GLOSS ALLOY WHEEL NUT BOLT COVERS CAP UNIVERSAL SET 20PCS.
eBay