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Measures pH
Successful pH calibration indicator
brown suede
Ideal air/water balance
Current temperature and humidity reading with simultaneous display of Max and Min memory
Yo-Ratchet Retractable Light Hanger 2-pck lighting-systems/kits Measures pHThe YO RATCHET gives the convenience of a self winding yoyo with a positive lock of a rope ratchet. Uses a 6 foot length self retracting stainless steel wire. No more ropes hanging everywhere! 2 per package.
US$ 40.00
US$ 24.00
US$ 40.00
US$ 24.00
US$ 24.00
US$ 28.00
