GroStar GS4 pH/EC/500ppm/700ppm/Temp (5-in-1) Combo Pen

Compare price from $59.99 ~ $314.12

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Bundle Stop GroStar GS3 EC Pen	$59.99	Free delivery by Mon, Nov 18

Bundle Stop GroStar GS4 pH/EC/500ppm/700ppm/Temp (5-in-1) Combo Pen	$91.99	Free delivery by Mon, Nov 18

Bundle Stop GroStar GS4 pH/EC/500ppm/700ppm/Temp (5-in-1) Combo Pen	$142.12	Free delivery

GrowGeneration GroStar GS3 EC Pen	$60.66	$10.75 delivery by Wed, Jul 24

eBay Apera GroStar Series GS3 EC/500ppm/700p<wbr/>pm Pen Tester Kit (Gen II) Conductivit...	$70.00	Delivery date & cost shown at checkout

eBay GroStar GS3 EC Pen	$113.95	Delivery date & cost shown at checkout

eBay Apera Instruments GroStar Series GS4-P 6-in-1 Combo Pen Tester Kit	$139.99	Delivery date & cost shown at checkout

eBay Apera Instruments AI104G Grostar Series GS4 Ph/Ec/500Ppm/7<wbr/>00Ppm Combo 5-In-1 Pen	$142.40	Delivery date & cost shown at checkout

eBay Apera Instruments GS4 GroStar Series pH/EC/ppm/Temp Pen	$145.00	Delivery date & cost shown at checkout

eBay GroStar GS4 pH/EC/500ppm/700ppm/Temp (5-in-1) Combo Pen	$153.07	Delivery date & cost shown at checkout

eBay AI104G GroStar Series GS4 pH/EC/500ppm/7<wbr/>00ppm Combo 5-in-1 Pen Tester Kit wit...	$206.86	Delivery date & cost shown at checkout

eBay Apera Instruments GroStar Series GS4-P pH/EC/500ppm/7<wbr/>00ppm/ORP 6-in-1 Combo Pen	$314.12	Delivery date & cost shown at checkout

Growcycle GroStar GS4 pH/EC/500ppm/700ppm/Temp (5-in-1) Combo Pen	$75.23	Delivery date & cost shown at checkout

Growcycle GroStar GS4 pH/EC/500ppm/700ppm/Temp (5-in-1) Combo Pen	$118.13	Delivery by Wed, Apr 24 Spend $2,500 for free delivery 10-day returns

Growcycle GroStar GS4 pH/EC/500ppm/700ppm/Temp (5-in-1) Combo Pen	$118.13	Free delivery by Wed, Dec 18

Neobits GroStar GS3 EC Pen	$77.95	$16.41 delivery by Wed, Nov 13

Neobits Apera Instruments - AI21040 - GroStar GS4 pH/EC/500ppm/700ppm/Temp (5-in-1) Combo Pen	$119.95	Delivery date & cost shown at checkout

Horticulture Source GroStar GS3 EC Pen	$78.30	Delivery date & cost shown at checkout

Horticulture Source GroStar GS3 EC Pen	$78.30	$22.11 delivery

Horticulture Source GroStar GS4 pH/EC/500ppm/700ppm/Temp (5-in-1) Combo Pen AI21040 - Horticulture Source	$122.95	Delivery date & cost shown at checkout

Amazon GroStar GS3 EC Pen	$81.83	Free delivery

Amazon Apera Instruments GroStar Series GS4-P pH/EC/500ppm/700ppm/ORP 6-in-1 Combo Pen Tester Kit with Replaceable Double-Junction pH/EC Probe and ORP Probe for Hydroponics Water Quality Testing, Gen II	$189.41	FREE deliverySunday, December 15 Or get FREE delivery . Order within . Prime membersThursday, December 1215 hrs 30 minsJoin PrimeArrives before Christmas

Grand Grow Supply GroStar GS4 pH/EC/500ppm/700ppm/Temp (5-in-1) Combo Pen	$82.07	Delivery date & cost shown at checkout

Grand Grow Supply GroStar GS4 pH/EC/500ppm/700ppm/Temp (5-in-1) Combo Pen	$123.50	$14.99 delivery by Mon, Jul 1

Grow It Depot GroStar GS3 EC Pen	$84.00	$28.54 delivery by Tue, Nov 12

Grow It Depot GroStar GS3 EC Pen	$84.00	$30.38 delivery by Thu, Dec 12

Grow It Depot GroStar GS4 pH/EC/500ppm/700ppm/Temp (5-in-1) Combo Pen	$141.11	$28.54 delivery by Tue, Nov 12

Lighting and Supplies, LLC GroStar GS4 pH/EC/500ppm/700ppm/Temp (5-in-1) Combo Pen	$85.49	Delivery date & cost shown at checkout

growwisergardensupply.com GroStar GS3 EC Pen	$85.49	$6.75 delivery by Thu, Dec 12

Greener Hydroponics GroStar GS3 EC Pen	$85.49	$27.79 delivery by Fri, Dec 13

Oakhillshydroponics GroStar GS3 EC Pen	$85.49	Delivery by Mon, Jul 22 Spend $500 for free delivery

Cannavista GroStar GS4 pH/EC/500ppm/700ppm/Temp (5-in-1) Combo Pen	$88.91	Delivery date & cost shown at checkout

Premier Hydro GroStar GS3 EC Pen	$90.61	$21.97 delivery by Mon, Jun 24 15-day returns

Premier Hydro GroStar GS4 pH/EC/500ppm/700ppm/Temp (5-in-1) Combo Pen	$142.28	$19.84 delivery by Tue, Mar 26 15-day returns

GroIndoor.com GroStar GS4 pH/EC/500ppm/700ppm/Temp (5-in-1) Combo Pen	$90.96	Delivery date & cost shown at checkout

GroIndoor.com Apera Instruments GroStar GS3 EC Pen	$90.96	Delivery date & cost shown at checkout

GroIndoor.com GroStar GS3 EC Pen	$90.96	Delivery date & cost shown at checkout

GroIndoor.com Apera Instruments GroStar GS4 5-in-1 pH/EC/PPM/Temp Combo Pen	$141.75	Delivery date & cost shown at checkout

GroIndoor.com Apera Instruments GroStar GS4 5-in-1 pH/EC/PPM/Temp Combo Pen	$141.75	Delivery date & cost shown at checkout

BVV GroStar GS3 EC Pen	$91.19	$75.00 delivery by Fri, Jul 26

Cultivatesupply Apera GroStar GS3 EC Pen	$98.00	Delivery date & cost shown at checkout

Cultivatesupply GroStar GS3 EC Pen	$98.00	$21.38 delivery by Wed, Dec 11

Cultivatesupply Apera GroStar GS4 pH/EC Combo Pen	$154.00	Delivery date & cost shown at checkout

Sustainable Hydroponics GroStar GS3 EC Pen	$101.87	$23.68 delivery

Grow Green Mi GroStar GS3 EC Pen	$102.55	Free delivery by Fri, Dec 13

Florida Garden Supplies GroStar GS3 EC Pen	$102.59	$21.59 delivery by Tue, Jul 23

Florida Garden Supplies GroStar GS4 pH/EC/500ppm/700ppm/Temp (5-in-1) Combo Pen	$161.09	$21.68 delivery by Wed, May 8 90-day returns

HydroBuilder GroStar GS3 EC Pen	$102.70	$31.04 delivery by Mon, Dec 16

MegaDepot Buy Apera Instruments AI103G, GroStar GS3 EC/ppm Pen Tester (Gen II)	$103.20	Delivery date & cost shown at checkout

Southern Labware GroStar GS3 EC Pen	$105.23	$14.00 delivery by Fri, Dec 13

GroStar GS4 pH/EC/500ppm/700ppm/Temp (5-in-1) Combo Pen	$105.99	Delivery date & cost shown at checkout

Hydrolyfe GroStar GS3 EC Pen	$113.99	Delivery date & cost shown at checkout

Hydrolyfe GroStar GS3 EC Pen	$113.99	$5.32 delivery by Fri, Dec 13

Hydrolyfe	$178.99	Delivery date & cost shown at checkout

Hydrolyfe GroStar GS4 pH/EC/500ppm/700ppm/Temp (5-in-1) Combo Pen	$178.99	$6.79 delivery by Fri, Dec 13

Homegrown-hydro GroStar GS3 EC Pen	$113.99	$96.50 delivery by Thu, Dec 19

Savannah Hydro GroStar GS3 EC Pen	$113.99	$10.75 delivery

Scilogex GroStar GS4 pH/EC/500ppm/700ppm/Temp (5-in-1) Combo Pen	$114.00	Delivery date & cost shown at checkout

Jjs Tech Apera Instruments GroStar Series GS4-P 6-in-1 Combo Pen Tester Kit	$114.00	$8.50 delivery by Nov 1430-day returns

Simply Hydro GroStar GS3 EC Pen	$122.54	Delivery by Wed, Feb 14 7-day returns

Simply Hydro GroStar GS4 pH/EC/500ppm/700ppm/Temp (5-in-1) Combo Pen	$192.43	Delivery by Wed, Apr 3 7-day returns +Shipping

Grown Ag GroStar GS4 pH/EC/500ppm/700ppm/Temp (5-in-1) Combo Pen	$134.99	Delivery date & cost shown at checkout

TOLLAA Tollaa GroStar Apera GroStar GS4 pH/EC Combo Pen	$136.83	Delivery date & cost shown at checkout

Power Lab Supply GroStar GS3 EC Pen	$139.00	Delivery date & cost shown at checkout

Power Lab Supply GroStar GS4 pH/EC/500ppm/700ppm/Temp (5-in-1) Combo Pen	$171.00	Delivery date & cost shown at checkout

Growgoods GroStar GS4 (5-in-1) Combo Pen - pH/EC/TDS/Temp	$139.99	Delivery date & cost shown at checkout

Hydro4less Apera Instruments GS4 GroStar Series pH/EC/ppm/Temp Pen	$145.00	Delivery date & cost shown at checkout

e-commerce trading GroStar GS4 pH/EC/500ppm/700ppm/Temp (5-in-1) Combo Pen	$145.99	Delivery date & cost shown at checkout

e-commerce trading GroStar GS3 EC Pen	$156.99	Free delivery by Wed, Dec 4

Dealzer GroStar GS3 EC Pen	$150.46	Free delivery by Wed, Dec 11 Apply GobbleGobble

CLIO CULTIVATION Apera Instruments GroStar Series GS4-P 6-in-1 Combo Pen Tester Kit	$152.14	Delivery date & cost shown at checkout

Shore Grow Apera GroStar GS4 pH/EC Combo Pen	$178.99	Delivery date & cost shown at checkout

Walmart Apera Instruments GroStar Series GS4-P 6-in-1 Combo Pen Tester Kit	$264.08	Free delivery

59.99
Bundle Stop
GroStar GS3 EC Pen
Free delivery by Mon, Nov 18
91.99
Bundle Stop
GroStar GS4 pH/EC/500ppm/700ppm/Temp (5-in-1) Combo Pen
Free delivery by Mon, Nov 18
142.12
Bundle Stop
GroStar GS4 pH/EC/500ppm/700ppm/Temp (5-in-1) Combo Pen
Free delivery
60.66
GrowGeneration
GroStar GS3 EC Pen
$10.75 delivery by Wed, Jul 24
70.00
eBay
Apera GroStar Series GS3 EC/500ppm/700ppm Pen Tester Kit (Gen II) Conductivit...
Delivery date & cost shown at checkout
113.95
eBay
GroStar GS3 EC Pen
Delivery date & cost shown at checkout
139.99
eBay
Apera Instruments GroStar Series GS4-P 6-in-1 Combo Pen Tester Kit
Delivery date & cost shown at checkout
142.40
eBay
Apera Instruments AI104G Grostar Series GS4 Ph/Ec/500Ppm/700Ppm Combo 5-In-1 Pen
Delivery date & cost shown at checkout
145.00
eBay
Apera Instruments GS4 GroStar Series pH/EC/ppm/Temp Pen
Delivery date & cost shown at checkout
153.07
eBay
GroStar GS4 pH/EC/500ppm/700ppm/Temp (5-in-1) Combo Pen
Delivery date & cost shown at checkout
206.86
eBay
AI104G GroStar Series GS4 pH/EC/500ppm/700ppm Combo 5-in-1 Pen Tester Kit wit...
Delivery date & cost shown at checkout
314.12
eBay
Apera Instruments GroStar Series GS4-P pH/EC/500ppm/700ppm/ORP 6-in-1 Combo Pen
Delivery date & cost shown at checkout
75.23
Growcycle
GroStar GS4 pH/EC/500ppm/700ppm/Temp (5-in-1) Combo Pen
Delivery date & cost shown at checkout
118.13
Growcycle
GroStar GS4 pH/EC/500ppm/700ppm/Temp (5-in-1) Combo Pen
Delivery by Wed, Apr 24 Spend $2,500 for free delivery 10-day returns
118.13
Growcycle
GroStar GS4 pH/EC/500ppm/700ppm/Temp (5-in-1) Combo Pen
Free delivery by Wed, Dec 18
77.95
Neobits
GroStar GS3 EC Pen
$16.41 delivery by Wed, Nov 13
119.95
Neobits
Apera Instruments - AI21040 - GroStar GS4 pH/EC/500ppm/700ppm/Temp (5-in-1) Combo Pen
Delivery date & cost shown at checkout
78.30
Horticulture Source
GroStar GS3 EC Pen
Delivery date & cost shown at checkout
78.30
Horticulture Source
GroStar GS3 EC Pen
$22.11 delivery
122.95
Horticulture Source
GroStar GS4 pH/EC/500ppm/700ppm/Temp (5-in-1) Combo Pen AI21040 - Horticulture Source
Delivery date & cost shown at checkout
81.83
Amazon
GroStar GS3 EC Pen
Free delivery
189.41
Amazon
Apera Instruments GroStar Series GS4-P pH/EC/500ppm/700ppm/ORP 6-in-1 Combo Pen Tester Kit with Replaceable Double-Junction pH/EC Probe and ORP Probe for Hydroponics Water Quality Testing, Gen II
FREE deliverySunday, December 15 Or get FREE delivery . Order within . Prime membersThursday, December 1215 hrs 30 minsJoin PrimeArrives before Christmas
82.07
Grand Grow Supply
GroStar GS4 pH/EC/500ppm/700ppm/Temp (5-in-1) Combo Pen
Delivery date & cost shown at checkout
123.50
Grand Grow Supply
GroStar GS4 pH/EC/500ppm/700ppm/Temp (5-in-1) Combo Pen
$14.99 delivery by Mon, Jul 1
84.00
Grow It Depot
GroStar GS3 EC Pen
$28.54 delivery by Tue, Nov 12
84.00
Grow It Depot
GroStar GS3 EC Pen
$30.38 delivery by Thu, Dec 12
141.11
Grow It Depot
GroStar GS4 pH/EC/500ppm/700ppm/Temp (5-in-1) Combo Pen
$28.54 delivery by Tue, Nov 12
85.49
Lighting and Supplies, LLC
GroStar GS4 pH/EC/500ppm/700ppm/Temp (5-in-1) Combo Pen
Delivery date & cost shown at checkout
85.49
growwisergardensupply.com
GroStar GS3 EC Pen
$6.75 delivery by Thu, Dec 12
85.49
Greener Hydroponics
GroStar GS3 EC Pen
$27.79 delivery by Fri, Dec 13
85.49
Oakhillshydroponics
GroStar GS3 EC Pen
Delivery by Mon, Jul 22 Spend $500 for free delivery
88.91
Cannavista
GroStar GS4 pH/EC/500ppm/700ppm/Temp (5-in-1) Combo Pen
Delivery date & cost shown at checkout
90.61
Premier Hydro
GroStar GS3 EC Pen
$21.97 delivery by Mon, Jun 24 15-day returns
142.28
Premier Hydro
GroStar GS4 pH/EC/500ppm/700ppm/Temp (5-in-1) Combo Pen
$19.84 delivery by Tue, Mar 26 15-day returns
90.96
GroIndoor.com
GroStar GS4 pH/EC/500ppm/700ppm/Temp (5-in-1) Combo Pen
Delivery date & cost shown at checkout
90.96
GroIndoor.com
Apera Instruments GroStar GS3 EC Pen
Delivery date & cost shown at checkout
90.96
GroIndoor.com
GroStar GS3 EC Pen
Delivery date & cost shown at checkout
141.75
GroIndoor.com
Apera Instruments GroStar GS4 5-in-1 pH/EC/PPM/Temp Combo Pen
Delivery date & cost shown at checkout
141.75
GroIndoor.com
Apera Instruments GroStar GS4 5-in-1 pH/EC/PPM/Temp Combo Pen
Delivery date & cost shown at checkout
91.19
BVV
GroStar GS3 EC Pen
$75.00 delivery by Fri, Jul 26
98.00
Cultivatesupply
Apera GroStar GS3 EC Pen
Delivery date & cost shown at checkout
98.00
Cultivatesupply
GroStar GS3 EC Pen
$21.38 delivery by Wed, Dec 11
154.00
Cultivatesupply
Apera GroStar GS4 pH/EC Combo Pen
Delivery date & cost shown at checkout
101.87
Sustainable Hydroponics
GroStar GS3 EC Pen
$23.68 delivery
102.55
Grow Green Mi
GroStar GS3 EC Pen
Free delivery by Fri, Dec 13
102.59
Florida Garden Supplies
GroStar GS3 EC Pen
$21.59 delivery by Tue, Jul 23
161.09
Florida Garden Supplies
GroStar GS4 pH/EC/500ppm/700ppm/Temp (5-in-1) Combo Pen
$21.68 delivery by Wed, May 8 90-day returns
102.70
HydroBuilder
GroStar GS3 EC Pen
$31.04 delivery by Mon, Dec 16
103.20
MegaDepot
Buy Apera Instruments AI103G, GroStar GS3 EC/ppm Pen Tester (Gen II)
Delivery date & cost shown at checkout
105.23
Southern Labware
GroStar GS3 EC Pen
$14.00 delivery by Fri, Dec 13
105.99
GroStar GS4 pH/EC/500ppm/700ppm/Temp (5-in-1) Combo Pen
Delivery date & cost shown at checkout
113.99
Hydrolyfe
GroStar GS3 EC Pen
Delivery date & cost shown at checkout
113.99
Hydrolyfe
GroStar GS3 EC Pen
$5.32 delivery by Fri, Dec 13
178.99
Hydrolyfe
Delivery date & cost shown at checkout
178.99
Hydrolyfe
GroStar GS4 pH/EC/500ppm/700ppm/Temp (5-in-1) Combo Pen
$6.79 delivery by Fri, Dec 13
113.99
Homegrown-hydro
GroStar GS3 EC Pen
$96.50 delivery by Thu, Dec 19
113.99
Savannah Hydro
GroStar GS3 EC Pen
$10.75 delivery
114.00
Scilogex
GroStar GS4 pH/EC/500ppm/700ppm/Temp (5-in-1) Combo Pen
Delivery date & cost shown at checkout
114.00
Jjs Tech
Apera Instruments GroStar Series GS4-P 6-in-1 Combo Pen Tester Kit
$8.50 delivery by Nov 1430-day returns
122.54
Simply Hydro
GroStar GS3 EC Pen
Delivery by Wed, Feb 14 7-day returns
192.43
Simply Hydro
GroStar GS4 pH/EC/500ppm/700ppm/Temp (5-in-1) Combo Pen
Delivery by Wed, Apr 3 7-day returns +Shipping
134.99
Grown Ag
GroStar GS4 pH/EC/500ppm/700ppm/Temp (5-in-1) Combo Pen
Delivery date & cost shown at checkout
136.83
TOLLAA Tollaa
GroStar Apera GroStar GS4 pH/EC Combo Pen
Delivery date & cost shown at checkout
139.00
Power Lab Supply
GroStar GS3 EC Pen
Delivery date & cost shown at checkout
171.00
Power Lab Supply
GroStar GS4 pH/EC/500ppm/700ppm/Temp (5-in-1) Combo Pen
Delivery date & cost shown at checkout
139.99
Growgoods
GroStar GS4 (5-in-1) Combo Pen - pH/EC/TDS/Temp
Delivery date & cost shown at checkout
145.00
Hydro4less
Apera Instruments GS4 GroStar Series pH/EC/ppm/Temp Pen
Delivery date & cost shown at checkout
145.99
e-commerce trading
GroStar GS4 pH/EC/500ppm/700ppm/Temp (5-in-1) Combo Pen
Delivery date & cost shown at checkout
156.99
e-commerce trading
GroStar GS3 EC Pen
Free delivery by Wed, Dec 4
150.46
Dealzer
GroStar GS3 EC Pen
Free delivery by Wed, Dec 11 Apply GobbleGobble
152.14
CLIO CULTIVATION
Apera Instruments GroStar Series GS4-P 6-in-1 Combo Pen Tester Kit
Delivery date & cost shown at checkout
178.99
Shore Grow
Apera GroStar GS4 pH/EC Combo Pen
Delivery date & cost shown at checkout
264.08
Walmart
Apera Instruments GroStar Series GS4-P 6-in-1 Combo Pen Tester Kit
Free delivery

Product Details

Lab-grade EC/TDS meter designed specifically to meet growers' needs and habits||Measures conductivity EC, 500ppm, 700ppm and temperature||The replaceable titanium sensor is designed for high accuracy conductivity measurement in range of 0 to 10 EC||Grower-friendly calibration workflow on a backlit HD screen allows you to finish calibration within 30 seconds||The calibration reminder function automatically reminds you to recalibrate your tester

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GroStar GS4 pH/EC/500ppm/700ppm/Temp (5-in-1) Combo Pen

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