TOPDON BT 50 - Advanced Automotive Battery Tester
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TOPDON BT 50 - Advanced Automotive Battery Tester

  • Product SKU: TOP-BT-50
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TOPDON BT 50 - Advanced Automotive Battery Tester

The BT50 is equipped with the most advanced conductance testing technology to provide higher levels of precision and performance. This tool also incorporates reverse polarity protection for extra safety, eliminating the risk of improper connections. The BT50 supplies its users with critical information about the battery’s health & status and identifies problems quickly, easily, and accurately. By combining value and efficiency, this tool is perfect not only for beginners but also for DIY users.


Improved Speed & Accuracy

  • The BT50 adopts a cutting-edge conductivity testing technology to offer the most accurate and complete test results in seconds

Crucial Features Comprehensive Coverage

  • Offering the most essential features, this battery tester can perform battery, charging, and cranking tests on all types of 12V Lead-Acid batteries. With this tool, users can analyze the starting & charging systems on a wide array of batteries!

Review Data With Ease Anytime

  • The BT50 includes a Data Review Function so users can get another look at their reports and any battery test-related information at any time.

Spark-Free Tech For Even More Protection

  • Featuring innovative spark elimination technology, the BT50 provides unparalleled safety to its users and avoids minimize the risks of overheating. It also includes reverse polarity protection to prevent improper connections that could result in battery damage.

Superb Technical Support

  • The BT50 includes a multilingual menu to provide even more convenience. TOPDON also offers timely technical support to assist you at any time!

Ideal For Everyone

  • With superior value, an intuitive interface, and unparalleled efficiency, the BT50 is the ideal tool for both professional technicians and the DIY Community!
  • Working Voltage: DC 8V~16V
  • Cable Length: 0.6m (23.6’’)
  • Working Temperature: -10℃ to 50℃ (14°F to 122°F)
  • Storage Temperature: -20℃ to 70℃ (-4°F to 158°F)
  • Product Dimensions: 124.46x66.04x17.78mm (4.9 x 2.6 x 0.7‘’)
  • Weight: 215.4g (7.6 oz)
  • Protection: Reverse Polarity Protection
Packing List:
  • BT50
  • User Manual
  • Warranty Continues with Customer's Subscription
  • 2 Years of Free Software Upgrades

Shipping Policy

All orders are shipped between 24 hours or less Monday through Friday from 9:00 am to 6:00pm. Orders placed after 4 p.m. EST will be shipped next business day. 

We may use the following carriers; FedEx, USPS and UPS. Our orders ship via FedEx within 48 continental U.S. states, Canada , Alaska, Hawaii and Puerto Rico. FedEx does not service P.O. Box or APO/FPO addresses .

We start processing the shipment of orders after we processed the payment.

We retain the right to temporarily suspend the shipping of any orders suspected of fraudulent activity until the verification process has been successfully completed.

We are not responsible for lost or stolen items delivered in accordance with our shipping and delivery practices listed above. We are willing to work with a carrier to resolve any issues regarding your delivery.

Once a package has been shipped out per your order specifications, it is literally out of our hands and becomes the responsibility of the shipping carrier selected. We can't stop, delay or expedite any shipments once they have been shipped.

Only shipping services which have the transit time in the title (Next Day, Overnight, 2-Day, etc.) are guaranteed transit times. All other transit times (Ground, Priority, etc.) are estimates and are not guaranteed by the carrier or by LOCKSMITH KEYLESS. Shipping delays due to weather are not refundable as per the shipping carriers. Saturday delivery is not a guaranteed service. If Saturday delivery is selected and the shipment does not arrive on Saturday no shipping charges can be refunded.

Puerto Rico, Alaska & Hawaii

Orders to Puerto Rico, Alaska & Hawaii will not qualify for free shipping if they have ANY Hardware products on them and/or Key Machines. Only Automotive products are eligible for Free Shipping.

Order Verification

In the event that your order is flagged by our system for any reason, we will promptly notify you via email to initiate additional verification steps. These steps may include:

  • Providing a selfie-formatted picture of your ID
  • Providing evidence of your address
  • Verifying credit card ownership
  • Submitting a screenshot of the relevant bank transaction
  • Verification of business/ownership

Please note that the proof of address can be any mail item that displays both your name and the shipping address.

Your cooperation in this matter is greatly appreciated.

Weekend Orders

All orders placed after hours Friday, Saturday and Sunday will be shipped on Monday or the next business day in case of a holiday.

Friday - Overnight orders placed on Friday must be done before 2PM Eastern. Friday Overnight deliveries will arrive Monday unless a special Saturday delivery Overnight option is checked. 

Saturday and Sunday - Orders will be shipped on Monday or the next business day in case of a holiday.

International Shipping

For international shipping, please note that you may be responsible for paying any possible customs and import duties at the time of delivery, however you should only worry about those fees if you order several hundred dollars worth of goods shipped outside the US. We are unable to determine these fees during the checkout process. You can contact your local Customs office for details.

Signature Requirement

Signature required may be requested on the shopping card. It is optional.

Missing Items / Discrepancies

Any wrong item or missing item(s) must be reported to us within 48 hours from delivery. We cannot replace or compensate for missing items after the 48 hour period.


Cancelled orders may be credited as a store credit or refunded with a 3% to 10% credit card fee.

No-Hassle Returns

If you a Locksmith & are not satisfied for any reason, products may be returned within 30 days of purchase for a store credit or exchange. Certain restrictions apply.

See Returns Policy