Bluelab pH Probe -power-&-lamp-cords BOSS is exceptional because of

BOSS is exceptional because of its multi-drain capability

Natural plant oils for the control of Spider Mite infestations

Variable speed controls available

Nuke Em targets all species of Mites

1-Year warranty

Bluelab pH Probe -power-&-lamp-cords BOSS is exceptional because ofA replacement probe for Bluelab Combo and pH Meters, and Guardian Monitors. The Bluelab pH Probe is a replacement pH probe (electrode) suitable for use with Bluelab products that test the pH value of a solution. Unfortunately pH Probes do not last forever as they age through normal use and will eventually fail. With good care and use (keeping the probe tip wet and cleaning once a month) you will extend its life. The Bluelab pH Probe has a double