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The Bluelab pH Probe has a Double Junction Reference which provides a longer life than many other pH probes and is a gel-filled non-refillable probe
*NOTE: Label may vary (several are shown in the photos)
Slow Relase
Powerful oil-free
42A @ 240V
SunBlaster CFL - 6400K - 125W *Special Order* 120/240 V The Bluelab pH Probe has*Special order: Contact us for current pricing.* Use these 125 watt compact fluorescent bulbs to replace existing 250 300 watt regular bulbs to provide full spectrum 6400 Kelvin cool natural light which is comparable to natural daylight. Use 6400K for growth. Requires mogul socket.
