GroStar GS4 pH/EC/ppm Tester
Product ID: 514754304
💡Fast 2-point calibration in 60s
📊5-in-1 multi-parameter precision
🔧Replaceable double-junction probe
E£ 24672
1
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Description
🌱 Grow Smarter, Not Harder — The Ultimate Hydroponic Water Quality Sidekick
- ALL IN ONE MONITORING - pH, EC, TDS (500 & 700ppm), and temperature in one sleek pen
- EFFORTLESS CALIBRATION - HD backlit screen with quick 2-point calibration workflow
- DURABILITY YOU CAN TRUST - Replaceable double-junction pH/EC probe built for longevity
- SMART MAINTENANCE ALERTS - Electrode condition indicator and calibration reminders keep you ahead
- PRECISION MEETS PRACTICALITY - Lab-grade accuracy tailored for hydroponic pros
The Apera Instruments AI104G GroStar GS4 is a lab-grade 5-in-1 pen tester designed for hydroponic growers, combining pH, EC, TDS (500 & 700ppm), and temperature measurements with a replaceable double-junction probe. Featuring a grower-friendly HD backlit screen and fast 2-point calibration, it ensures precise, reliable water quality testing with smart maintenance alerts to maximize probe lifespan and crop success.
Specifications
| ASIN | B0BGQFPGMY |
| Batteries | 4 AAA batteries required. (included) |
| Best Sellers Rank | #42,198 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #43 in Lab pH Meters |
| Date First Available | September 28, 2022 |
| Item Weight | 4.7 ounces |
| Item model number | AI104G |
| Manufacturer | Apera Instruments |
| Product Dimensions | 7 x 1.5 x 1.3 inches |
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