Smart Stir – USB Rechargeable Magnetic Water Test Vial Mixer

The Smart Stir is a compact, USB-rechargeable magnetic stirrer designed to simplify and speed up aquarium water testing. Perfect for use with liquid test kits that require thorough mixing between reagent drops, it eliminates the need for manual shaking—reducing errors and improving accuracy. Just drop in the included stirring bead, place your test vial in the holder, and press the button. The Smart Stir does the rest, offering consistent, hands-free mixing as you add reagents.

Key Features:

• Compatible with most test kit vials (holder diameter 28mm)
• Compact and stable design with non-slip rubber feet
• Built-in lithium battery with USB charging
• Quiet operation with low battery indicator
• Auto shutoff after 5 minutes to preserve battery life
• White surface for clear viewing of colour changes
• Easy to use with included tools for bead removal

Specification:

• Size: 71 x 71 x 60 mm
• USB input: 5V

Included in the Box:

• Smart Stir base unit
• Magnetic stirring bead
• USB charging cable
• Stirring bead removal wire

Whether you're running multiple tests or want more accurate results without the hassle, the Smart Stir is a convenient, reliable addition to any aquarist's toolkit.

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Klarna's credit products are provided by Klarna Bank AB, which is authorised and regulated by the Swedish Financial Services Authority, with limited supervision by the Financial Conduct Authority. More information can be found here.

Newpay finance options are provided through Deko’s platform by NewDay. P.D. Aquatics Ltd, t/a Aquacadabra is an Introducer Appointed Representative of Pay4Later Ltd, t/a Deko, which is authorised and regulated by the Financial Conduct Authority (ref no 728646) and is a credit broker, not a lender. NewDay Ltd is authorised and regulated by the Financial Conduct Authority (ref no 690292) and is authorised by the Financial Conduct Authority under the Payment Services Regulations 2017 for the provision of payment services (ref no 555318). More information can be found by clicking the newpay option above, or in the Newpay FAQs.

We really want you to be happy with the product that you've received. If however, when the goods arrive they're not what you want, then no problem - we have a 60 day no quibble return guarantee. Just let us know that you're going to return the item(s) by contacting us(stating your Order Number) and complete the returns packing slip that will have been included with your delivery. This will help us to quickly identify the item that you have returned (unopened and unused) - and we'll put a refund through for you.