--- product_id: 144341349 title: "021-0123 12-Volt Battery Tender(R) Junior" brand: "battery tender" price: "฿16302" currency: THB in_stock: true reviews_count: 7 category: "Battery Tender" url: https://www.desertcart.co.th/products/144341349-021-0123-12-volt-battery-tender-r-junior store_origin: TH region: Thailand --- # Automatic float mode Compact 20cm design 12V smart charging 021-0123 12-Volt Battery Tender(R) Junior **Brand:** battery tender **Price:** ฿16302 **Availability:** ✅ In Stock ## Summary > 🔋 Keep your ride ready, effortlessly and smartly. ## Quick Answers - **What is this?** 021-0123 12-Volt Battery Tender(R) Junior by battery tender - **How much does it cost?** ฿16302 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.th](https://www.desertcart.co.th/products/144341349-021-0123-12-volt-battery-tender-r-junior) ## Best For - battery tender enthusiasts ## Why This Product - Trusted battery tender brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Smart Charging Tech:** Automatically switches to float mode to maintain optimal battery health without overcharging. - • **Compact & Lightweight:** Sleek 621g design fits seamlessly in your garage or travel kit. - • **Effortless Plug & Play:** Connect directly to your bike’s pig tail—no battery removal needed. - • **Visual Charge Indicator:** Clear LED light lets you know exactly when your battery is fully charged—no guesswork. - • **Trusted American Quality:** Proudly made in the USA with a 4.8-star rating from over 47,000 users. ## Overview The Battery Tender 021-0123 Junior is a 12-volt smart battery charger designed for hassle-free maintenance charging. With automatic float mode, a compact form factor, and a simple plug-and-play setup, it ensures your vehicle battery stays healthy and fully charged. Made in the USA and highly rated by thousands, it’s the go-to charger for motorcycle and vehicle enthusiasts who demand reliability and ease. ## Description BATTERY TENDER 021-0123 12-Volt Battery Tender(R) Junior Review: Just plug n play. Very smart charger. - I bought it for my HD Fat Bob. It is so easy to use that I need not remove battery from bike. I just have to connect to a pig tail connector of my bike with this charger and thats it. It charges and let us know when it is fully charged with light indicator. Now charging my bike is as easy as charging my mobile. Review: Not working - Waste ## Features - Best Quality - Battery Tender ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B000CITK8S | | Batteries Included | No | | Batteries Required | No | | Battery cell composition | Lithium Ion | | Brand | Battery Tender | | Country of Origin | USA | | Customer Reviews | 4.8 4.8 out of 5 stars (47,600) | | Date First Available | 6 August 2012 | | Does it contain liquid? | No | | Includes Rechargeable Battery | No | | Item Dimensions LxWxH | 20.3 x 10.2 x 22.9 Centimeters | | Item Weight | 621 g | | Item model number | 021-0123 | | Manufacturer | BATTERY TENDER | | Model | 021-0123 | | Number of Ports | 1 | | Product Dimensions | 20.32 x 10.16 x 22.86 cm; 621 g | | Voltage | 12 Volts | ## Product Details - **Amperage:** 0.75 Amps - **Brand:** Battery Tender - **Colour:** Black - **Input Voltage:** 12 Volts - **Output Voltage:** 12 Volts ## Images ![021-0123 12-Volt Battery Tender(R) Junior - Image 1](https://m.media-amazon.com/images/I/71yej99taIL.jpg) ## Questions & Answers **Q: How is Axtra 3.6 amp battery charger maintainer compare to Battery Tender 0.75 amp?** A: AXTRA 3.6 amp battery charger will deliver faster charging current than Battery Tender 0.75 amp. After a throughout comparison, both battery chargers are great in functionality for the buck. **Q: Is Axtra battery charger maintainer better than Battery Tender?** A: I conducted and performed a throughout real experiment on both chargers. I am auto mechanic with 40 years experience. If you really need a good charger in my personal opinion and experience to keep your car battery maintained during all yearly storage then I recommend the AXTRA car battery charger as this charger will have both 0.9 amp and 3.6 amp that will be more beneficial to charge for 6 volt and 12 volt small size to medium size batteries, and it has a lot more functionality than the Battery Tender 0.75 amp with only 12 volt charging output. **Q: It looks like Axtra 3.6 amp battery charger maintainer is better than this one?** A: I am auto mechanic with 40 years experience. If you really need a good charger in my personal opinion and experience to keep your car battery maintained during all yearly storage then I recommend the AXTRA car battery charger as this charger will have both 0.9 amp and 3.6 amp that will be more efficient to charge for 6 volt and 12 volt small size to medium size batteries, and it has a lot more functionality than the Battery Tender 0.75 amp with only 12 volt charging output. **Q: Looks like Axtra 3.6 amp battery charger maintainer is better than this?** A: I am auto mechanic with 40 years experience. I pulled the trigger to compare both battery chargers. If you really need a good charger in my personal opinion and experience to keep your car battery maintained during all yearly storage then I recommend the AXTRA car battery charger as this charger will have both 0.9 amp and 3.6 amp that will be more beneficial to charge for 6 volt and 12 volt small size to medium size batteries, and it has a lot more functionality than the Battery Tender 0.75 amp with only 12 volt charging output. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Just plug n play. Very smart charger. *by A***J on 28 June 2021* I bought it for my HD Fat Bob. It is so easy to use that I need not remove battery from bike. I just have to connect to a pig tail connector of my bike with this charger and thats it. It charges and let us know when it is fully charged with light indicator. Now charging my bike is as easy as charging my mobile. ### ⭐ Not working *by L***K on 29 November 2019* Waste ### ⭐⭐⭐⭐⭐ Review *by H***R on 9 January 2026* Very nice product and works amazing. ## Frequently Bought Together - Battery Tender Junior 12V, 750mA Charger and Maintainer: Automatic 12V Powersports for Motorcycle, ATVs, and More - Smarter Than a Trickle Charger - 021-0123 - Battery Tender Ring Terminal Harness Accessory Cable - 18 inch Cord Adapter with SAE Quick Disconnect - Easy Quick Convenient for Motorcycles, Cars, ATVs and More - 081-0069-6 - Battery Tender Quick Disconnect USB Charger Adapter - Easily Charge Mobile Devices with 12V Vehicle Battery on The Go - Perfect for Camping Our Outdoor Adventures - 081-0158 --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.co.th/products/144341349-021-0123-12-volt-battery-tender-r-junior](https://www.desertcart.co.th/products/144341349-021-0123-12-volt-battery-tender-r-junior) --- *Product available on Desertcart Thailand* *Store origin: TH* *Last updated: 2026-04-29*