3-in-1 ORP/Residual Chlorine/Temperature Tester for Aquariums, Ponds and Swimming Pools - Complete Test Kit

Fast and accurate detection: Instantly measure ORP (oxidation-reduction potential) and residual chlorine in your pools and spas, ensuring optimal disinfection, crystal-clear water, and maximum bather safety. Highly reliable 3-in-1 tester: A single device simultaneously measures ORP, free chlorine (Cl), and temperature—a superior replacement for inaccurate test strips, providing repeatable results in seconds. Clear and easy-to-read backlit display: Large digital screen that is perfectly readable, even in bright sunlight or a dark room—ideal for demanding pool owners, spa technicians, and hydroponic growers. Versatile and portable design:

Suitable for a wide range of applications: salt pools, hot tubs, aquariums, drinking water systems, hydroponic systems, and home reverse osmosis installations—compact, rugged, and easy to carry.

Usage

Intuitive and ergonomic: Lightweight and easy to handle, this device comes with a detailed user manual in French — simple installation, high reliability, and a long lifespan for effortless daily monitoring.

Technical Specifications

Measurement Range

ORP: -1000 to +1000 mV (resolution: 1 mV, accuracy ±5 mV);

Free Chlorine: 0.01–3.00 mg/L (resolution: 0.01 mg/L);

Temperature: 0–50 °C (resolution: 0.1 °C, accuracy ±1.0 °C);

Power supply: 2 AAA batteries (not included);

Dimensions: approximately 180 × 40 × 17 mm;

Weight: approximately 168 g.

Package contents

1 x ORP/Cl/temp tester; 1 x user manual in French. This product is sold by xiaosong on behalf of a third party. It is a compatible product. Thank you for your understanding and support.