AZ Waterproof PH Pen With ATC varo__HQB-4500 An integrated photocell allows for

An integrated photocell allows for day

Use: Throughout the entire growth and flowering process at a rate of 2mL per litre

CAUTION: Combining GP3 components together in an undiluted form may cause nutrient lockout

it's easy to get the lush garden you've always wanted

AZ Waterproof PH Pen With ATC varo__HQB-4500 An integrated photocell allows forLooking for a top quality pH pen that is both easy to use and reliable? Look no further than the AZ waterproof pH pen. Be sure that your PH Levels are always spot on throughout your growing Cycle so you get the most out of your plants. This pen features a large, dual sided LCD screen that displays both pH and temperature readings. The wide pH measuring range (0 14) and temperature range ( 5C to +60C) make this pen perfect for a variety of