Hanna HALO2 GroLine Wireless pH Tester for Soil (HI9810302)

Get it before it’s gone 🚨 Only 1 unit remaining

Regular price
$199.99
$199.99
Regular price
Sale price
Unit price
 per 

✓ In-store pickup available in Peabody, MA
✓ Talk to a real grower: (978) 278-5898
✓ Heavy soils & media are local pickup only

The HALO2 takes the GroLine soil pH tester wireless: readings stream over Bluetooth to the Hanna Lab App on your phone or tablet, where they can be logged, graphed, and shared. Built for spot-checking the pH of soil and soil slurries across grow media — soil, coco, rockwool, and more.

  • Open-source Bluetooth connects to the Hanna Lab App and data logging systems
  • IP65 water-resistant housing for outdoor and greenhouse use
  • Conical glass tip for direct soil measurement; open junction with removable sleeve for easy cleaning
  • pH range 0.00 to 12.00 with ±0.05 pH accuracy; calibration up to three points with automatic buffer recognition
  • Pocket-sized with a large display and single-button operation