Battery Tender Junior 12V 750mA Automatic Battery Charger and Maintainer Black for Car and Automotive
Battery Tender Junior 12V, 750mA Charger
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Battery Tender Junior 12V, 750mA Charger

1,651 ratings
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Key item features

  • Versatile Compatibility: Works with AGM, gel cell, lead acid, and flooded batteries.
  • Automatic Charging: Features a 4-step charging process that switches to float mode when complete.
  • LED Indicator: Includes an LED charge status indicator for easy monitoring.
  • Safety Features: Spark- and reverse polarity-proof for safe operation.
  • Easy Connection: Connects easily to a wall outlet for quick setup.
  • Extended Reach: Comes with a 12' cord to connect to the battery.
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Specs

Automotive battery charger type, Smart Battery ChargerVolts, 12 VoltsAmps, 750 APower type, Corded ElectricDisplay, LEDBrand, Battery Tender

About this item

Product details

Make sure your cells are powered up and ready to use with the Battery Tender Junior 12V, 750mA Battery Charger. Just plug it into a standard wall outlet for quick and easy setup. This charger comes with a 12' cord to offer a longer reach when connecting a battery. The automatic four-step process begins with initialization then goes through bulk charge and absorption. Finally, batteries are automatically put into a float mode until disconnected. An LED indicator lets you know the charging status. This 12V car battery charger also works with all lead-acid and sealed maintenance-free batteries, including those that are flooded.
  • Battery Tender Junior 12V, 750mA Charger
  • Works with AGM, gel cell and lead acid batteries, as well as flooded batteries
  • Automatic 4-step charging process switches to float mode when complete
  • LED charge status indicator
  • Spark- and reverse polarity-proof
  • Automatic car battery charger connects easily to a wall outlet
  • 12' cord connects to the battery
info:
We aim to show you accurate product information. Manufacturers, suppliers and others provide what you see here, and we have not verified it.  

Specifications

Automotive battery charger type

Smart Battery Charger

Volts

12 Volts

Amps

750 A

Power type

Corded Electric

Warranty

Warranty information

1 YR REPLACEMENT IF DEFECTIVE

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Customer ratings & reviews

4.7 out of 5 stars
stars
1,651 ratings898 reviews
Includes global ratings and reviews
How item rating is calculated
  1. 5 stars84% (1,390)
  2. 4 stars9% (141)
  3. 3 stars2% (26)
  4. 2 stars1% (20)
  5. 1 star4% (74)

Reviews summary

Pros

  • : The charger installs quickly and plugs into battery terminals.
  • : The charger maintains battery charge and is sold at lower online prices.
  • : The charger keeps vehicle batteries maintained during storage.
  • : The charger functions reliably and meets stated specifications.

Neutral

  • : Maintains via trickle/float but charges dead batteries slowly.
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Showing 1-3 of 898 reviews

Oct 29, 2026
Reviewer name: Mango
Item details
Size: 3.5x9x7
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

Works for me

use it for my riding lawn mower. perfect

Helpful?3b44df40-bb16-11f1-8044-734d824f032115779492
Nov 2, 2026
Reviewer name: Edward
Item details
Multipack quantity: 1
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

Smooth online transaction.

This transaction went very smoothly. Everything as advertised. I would use Walmart online again.

Helpful?3b44df40-bb16-11f1-8044-734d824f032115779492
Oct 25, 2026
Reviewer name: RW
Item details
Multipack quantity: 1
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

Great battery maintainer.

Have always had good luck with their products. Reasonably priced.

Helpful?3b44df40-bb16-11f1-8044-734d824f032115779492
Current price is $35.97
Price when purchased online
  • Free shipping
  • Free 90-day returns
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