AI31020 - GroStar GS2 Soil pH Pen

Lab grade instruments designed specifically for growers!

Includes: 
• 2-year warranty (instrument)
• 1-year warranty (probe)
• pH 7 & pH 4 solution (50ml bottles of each)
• KCL soaking solution (10ml bottle)
• Cleaning brush
• Hole dibber
• Lanyard and user manual

Features:
• Measures pH and temperature in nutrient solution, soil, coco coir, rockwool, and many other media types
• Premium probe technologies and materials ensure high accuracy and durability with minimal maintenance
• Impact-resistant spear glass tip, 10 times stronger than conventional glass bulb
• PTFE ring prevents a clogged junction caused by soil particles, significantly increases durability
• Backed by GroStar proprietary sensor technology from Switzerland
• Easy-to-use design and fast calibration adjustment
• Replaceable Swiss LabSen Spear Soil pH Probe
• Large 3-color backlit screen gives you clear information
• Durable structure, IP67 waterproof rating
• Powered by AAA batteries with auto off function
• Automatic temperature compensation