Shipping Estimate
USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Jul 10 - Jul 15
For Your Every Summer RSVP, with Code: SUMMER15
Description
KONNWEI KW520 12V / 24V 3 in 1 Car Battery Tester with Detection & Repair & Charging Function, KW520Features: 1. Accurate battery tester: It can tell you whether the battery needs to be charged by detecting the voltage, charge and internal resistance of the battery, and comprehensively analyze the health status of the battery. This battery analyzer also runs cranking and charging system tests as well as car alternator tester charging for peace of mind on the road. 2. Fully automatic battery charger: Recharge batteries as low as 2V, max output 12V
Features:1. Accurate battery tester: It can tell you whether the battery needs to be charged by detecting the voltage, charge and internal resistance of the battery, and comprehensively analyze the health status of the battery. This battery analyzer also runs cranking and charging system tests as well as car alternator tester charging for peace of mind on the road.
2. Fully automatic battery charger: Recharge batteries as low as 2V, max output 12V 10A and 24V 5A. In addition, it can not only help you charge, but also adopts the latest pulse repair technology, and the one-key repair function can restore the battery performance.
3. Support pulse repair: It can automatically detect sulfation and acid stratification, and the advanced repair mode can repair and retain the damage effect when the battery is not charged for a long time to improve battery performance and life.
4. Widely Compatible: Support testing, charging and repairing all 12V-24V 100-2000CCA lead-acid batteries, including ordinary rich water type, AGM flat type, AGM spiral type or gel battery or lithium battery, can be used to diagnose cars, boats, cutting Batteries for lawn mowers, etc.
5. Made of fire-resistant materials, fire-resistant and flame-retardant, safer to use
6. Multilingual support: There are 8 language options, English, German, French, Dutch, Russian, Spanish, Italian, Portuguese.
Specification:
1. Applicable battery type: various lead-acid batteries
2. Screen: 2.4-inch high-resolution LCD screen
3. AC input: 100-240V / 50-60Hz
4. Output voltage: 12V
5. Output current: 12V 10A / 24V 5A
6. No-load output voltage: 13.8V
7. Minimum starting voltage: test greater than or equal to 2.0V, charging greater than or equal to 5.0
8. Input power with load: maximum 150W
9. No-load input power: 5W
10. Cooling method: fan
11. Charging capacity range: 4AH-100AH
12. Temperature compensation: yes, winter and summer mode
Package list:
- Host x 1
- Charging cable x 1
- Polyester bag x 1
- User Manual x 1
- Box x 1
Specification:
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Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.0 ★★★★★
Based on 284 reviews
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Product Reviews
★★★★★ 5
It works exactly as described and it is very economical!
Color: Vivid Orange1, Size: 16pcs
Old school tire repair. It works! The kit is exactly as described and very reasonably priced. I recommend it to my friends!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 26, 2026
★★★★★ 5
Works well
Color: Vivid Orange1, Size: 16pcs
Works well. Easy to use.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 27, 2026
★★★★★ 5
Must have for road trips
Size: 16oz (Pack of 2)
Works awesome. If you don’t use them within a year replace them. It’s way cheaper than a tow truck!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 8, 2026
★★★★★ 5
Bad Product
Size: 20oz
There was no pressure in the can. It would not even inflate a bicycle tire. Be careful there is no amazon refund or return with this item!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 11, 2026
★★★★★ 5
Good option
Size: 16oz
Fixed multiple car tires
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 18, 2026
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