ANCEL BT521 4-in-1 Car Battery Charger, Tester, Maintainer and Desulfator for 12V Lead-Acid Batteries, 5A Smart Trickle Charger with Overcharge Protection & Temperature Compensation, LCD Display
US$48.80
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US$48.80
Price when purchased online
Free shipping
Free 30-day returns
Sold and shipped by loanjr.com
Free 30-day returns Details
Product details
| Management number | 224975939 | Release Date | 2026/05/09 | List Price | US$48.80 | Model Number | 224975939 | ||
|---|---|---|---|---|---|---|---|---|---|
| Category | |||||||||
- One device, Four tools, Zero clutter: Most people have a charger here, a tester there, a maintainer in the corner—and still end up guessing what’s wrong. This smart battery management system replaces them all. Test, charge, repair, maintain—one device does everything. No more searching for the right tool. No more clutter. Just one device that works
- From "Is It Dead?" to "Now I Know": Most people either charge a dead battery for hours or spend $200+ replacing one that just needed a charge. The built-in battery tester tells you the truth in seconds—health, charge level, CCA, internal resistance. Know exactly what’s wrong before you spend a dime
- From "Why Keep Dying?" to "I Make Them Last": Most chargers just dump power in and call it done. This 8-stage smart charger with pulse repair technology actively reverses sulfation—the #1 reason batteries die early. Stop replacing batteries that still have life in them
- From “Will it start?" to "I know it will": You stored the boat all winter. Spring comes. Family’s ready. You turn the key… click. The automatic trickle charger with temperature compensation keeps your battery ready while it sits—weeks or months. When you’re ready to go, your battery is too
- One Device for Everything You Own: Car, motorcycle, boat, lawn mower, RV, ATV—different batteries, one solution. This 12V lead-acid battery charger handles all types: AGM, gel, EPB, regular. No swapping tools. No learning different settings. Just one device that works with everything
- From "Am I Doing This Right?" to "It Just Works": You’re not a mechanic. You just want your battery to work. This fully automatic battery charger does the thinking for you. One plug. One button. It automatically diagnoses, picks the right mode, and runs the full cycle. You don’t need to understand batteries. It does
- From "Is It Safe?" to "I Don't Worry Anymore": You shouldn’t have to lose sleep over a battery. This IP65 waterproof battery charger is safe for garages, driveways, even marine use. Plus 6 layers of protection: overcharge, reverse polarity, overheat, overcurrent, overvoltage, short circuit. Plug it in. Sleep soundly. Let it do its job
| ASIN | B0DR8QZ2HN |
|---|---|
| Brand | ANCEL |
| Amperage | 5 Amps |
| Manufacturer | ANCEL |
| Input Voltage | 12 Volts |
| Current Rating | 5 Amps |
| Output Voltage | 12 Volts |
| Warranty Description | 1 year |
| Item Dimensions D x W x H | 7.09"D x 11.22"W x 3.74"H |
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