Product Description

Get reliable water readings in seconds with this all‑in‑one digital tester. It measures pH, salinity and temperature, helping you balance spa and pool water without squinting at color strips. The calibratable design (with included pH buffer sachets) keeps accuracy on point, while the backlit display and waterproof probe make testing simple at the water’s edge. Powered by 3 × LR44 button batteries and built around the EZ‑9909SP platform, it’s a compact, durable helper for weekly checks or quick troubleshooting. 

Key Features

• Measures pH, salinity and temperature for pools & spas. 
• Calibratable pH meter; includes 3 pH buffer solutions (4.00, 6.86, 9.18) to maintain accuracy. 
• Backlit display for easy reading in low light.
• Waterproof test probe for reliable use at the waterline. 
• Battery powered (3 × LR44) for grab‑and‑go testing. 
• Model: EZ‑9909SP 

What’s in the box

• Digital tester unit (EZ‑9909SP) with probe
• 3 × pH calibration sachets (buffer powders)
• Quick calibration instructions (on‑unit steps)

Specs at a glance: Dimensions approx. 21 × 8 × 5 cm; SKU/Model EZ‑9909SP.