# Battery Tender Junior (021-0123): specs and price

**Price (US):** Not published (batterytender.com returned HTTP 429 on every attempt; Home Depot, Summit Racing, and JEGS pages 403'd or returned blank/CAPTCHA content, so no current USD price could be confirmed from an accessible source in this session (a Summit Racing search snippet referenced ~$37.95, but the retailer page itself could not be loaded to verify it, so it is not used as priceUsd).), as of 2026-08-01.
**Brand:** Battery Tender
**Deskmark:** Bronze Deskmark — pay-blind category standing 0/100, #13 of 13 in class (independent, computed from sourced data, never for sale).

## Specifications

| Spec | Value |
| --- | --- |
| Price (US) | Not published |
| Brand | Battery Tender |
| Max charge amps | 0.8 |
| Voltage support (V) | 12 |
| Battery chemistry | Flooded and AGM 12V lead-acid batteries |
| Modes | Fully automatic charge-and-maintain (bulk charge then float); no selectable charge profiles |
| Waterproof rating | — |
| Reverse polarity protection | — |
| Display | Single LED status indicator light |
| Temperature compensation | — |

## Where it stands

On the spec sheet, its max charge amps of 0.8 is the lowest of the 13.

## Frequently asked questions

**How much does the Battery Tender Junior (021-0123) cost?**

The Battery Tender Junior (021-0123) has no published US price as of 2026-08-01.

**What are the Battery Tender Junior (021-0123)'s key specs?**

Battery Tender Junior (021-0123) (Battery Tender): max charge amps 0.8, voltage support v 12, battery chemistry Flooded and AGM 12V lead-acid batteries, modes Fully automatic charge-and-maintain (bulk charge then float); no selectable charge profiles, display Single LED status indicator light. Full sourced spec sheet verified 2026-08-01.

Source: https://www.manualslib.com/manual/915764/Battery-Tender-Junior.html (manualslib.com, accessed 2026-08-01)
Canonical: https://frontdeskreview.com/product/car-battery-chargers/battery-tender-junior-021-0123/
License: CC BY 4.0. Price history: https://frontdeskreview.com/data/price-history.jsonl