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D-IonizR TDS Metre Testing Pen Spare Part
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TDS Testing Pen

$19.99
$19.99 $19.99

Accurately measure Total Dissolved Solids in your water with the bigboi TDS Testing Pen—ideal for monitoring filter performance and water purity.

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D-IonizR TDS Metre Testing Pen Spare Part

TDS Testing Pen

Fast Delivery

Fast Delivery from our Nevada Warehouse

30 Day Guarantee

Up to 30 days to return your items if faulty

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Customer service

Phone and Chat Support
Mon - Thu: 1:30 PM - 12:00 AM PST
Fri: 10:00 AM - 8:00 PM
Sat-Sun: Closed

*Christmas in July Sale starts July 6th 9:00am AEDTSpend & Save promotion valid on orders placed during the Christmas in July sale period only. Minimum spend thresholds of $1000 USD and $2000 USD (excluding shipping) must be reached to qualify for 10% and 20% discounts respectively. Discounts are applied to the total order value at checkout. The Spend & Save discount excludes products already marked down or on sale. Offer valid while stocks last and cannot be combined with any other promotion or discount code. bigboi reserves the right to modify or withdraw this offer at any time. Additional terms, conditions, and exclusions may apply.