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1l Basis A + 1l Basis B
500 ml StartR
500 ml C4 + 500 ml UltimatePK
250 ml Vitalize
1 Promotional cap

NPK base
8-0-0
0-10-8

Everything you need to measure pH, conductivity and temperature

• Handheld design is compact and convenient
• The backlit display is bright and easy to read
• Designed for nutrient reservoirs, the Bluelab pens are waterproof and float in any solution

Bluelab pH Pen

• Measure pH and temperature
• Double-junction probe and simple, 2-point pH calibration with 30-day reminder

Bluelab Conductivity Pen

• Measure conductivity in EC, ppm 500 (TDS) and ppm 700 scales
• Read temperature in C or °F
• Factory calibrated and ready to use out of the box

1000W MH double-ended lamp with a 10,000K color temperature, ideal for plant growth.

The Calitek CK-400R electronic ballast allows an adjustable power range from 250 W to 440 W, offering optimal flexibility for different types of horticultural lamps.

Only take away in our stores.

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The Calitek CK-600R electronic ballast offers adjustable power from 315 W to 660 W, making it suitable for a range of horticultural lamps, including HPS, MH, and CMH.

High-efficiency MH horticultural bulb designed for optimal plant growth, with exceptional light output and a spectrum ideal for best growth results.

Durable and waterproof probe ideal for accurate measurements.

CMH Dual Ended

Grow 4000°K

630W - 1135 umol/s

10.000 Hrs

CMH Dual Ended

Bloom 3100°K

630W - 1150 umol/s

10.000 Hrs