Maintain your battery's charge in storage and during the off season with the BLACK+DECKER BM3B Battery Maintainer and Trickle Charger. Featuring fully-automatic, high-frequency charging, this maintainer conveniently keeps your battery charged without the need to monitor battery levels. The unit provides a charge when needed and stops when the battery is fully charged or topped off. The BM2B battery charger works with both 6V and 12V AGM, GEL and WET batteries, and it switches between voltages with a simple toggle. The fully-automated charger is ideal for use with RVs, classic cars, specialty vehicles, ATVs, snowmobiles, jet skis, motorcycles, marine deep cycle batteries, lawn mowers and more. For safe use, built-in circuit protection to prevent overcharging, reverse polarity and short circuits. The batter charger includes battery clips, 12V DC accessory plug and battery ring terminals for three ways to connect. Take the guesswork out of charging and maintaining your battery with the BLACK+DECKER BM3B Battery Maintainer and Charger. CEC and UL listed.
Q: Is this a 110-240v input rated?
A: undefined
Q: Does this one comes with the can-bus cable/terminal?
A: undefined
Q: Does this carry a 4 amp setting for small generator battery
A: undefined
The vast majority of our reviews come from verified purchases. Reviews from customers may include My Best Buy members, employees, and Tech Insider Network members (as tagged). Select reviewers may receive discounted products, promotional considerations or entries into drawings for honest, helpful reviews.

Maintain your battery's charge in storage and during the off season with the BLACK+DECKER BM3B Battery Maintainer and Trickle Charger. Featuring fully-automatic, high-frequency charging, this maintainer conveniently keeps your battery charged without the need to monitor battery levels. The unit provides a charge when needed and stops when the battery is fully charged or topped off. The BM2B battery charger works with both 6V and 12V AGM, GEL and WET batteries, and it switches between voltages with a simple toggle. The fully-automated charger is ideal for use with RVs, classic cars, specialty vehicles, ATVs, snowmobiles, jet skis, motorcycles, marine deep cycle batteries, lawn mowers and more. For safe use, built-in circuit protection to prevent overcharging, reverse polarity and short circuits. The batter charger includes battery clips, 12V DC accessory plug and battery ring terminals for three ways to connect. Take the guesswork out of charging and maintaining your battery with the BLACK+DECKER BM3B Battery Maintainer and Charger. CEC and UL listed.

WOLFBOX 4000A Jump Starter with 160PSI Air Compressor, 12V Car Battery Booster, 65W Fast Charge, 24000mAh Jump Starter Portable Tire Inflator, LED Display for 10L Gas & Diesel Engines, LED Light, Jumpe Cables.Power through emergencies with the WOLFBOX 4000A Battery Jump Starter, your ultimate roadside companion. This powerhouse delivers a 4,000A peak current to auto jump starter all 12V vehicles (including 10L gas & diesel engines) from cars and trucks to boats and snowmobiles. The massive 24,000mAh battery doubles as a 65W fast-charging power bank (USB-C/USB-A/DC outputs) to fuel phones, tablets, and devices.(Not include a 65W charging adapter.)

Introducing our car battery charger, compatible with 6V/12V lead-acid and LiFePO4 batteries. It combines a battery charger and battery maintainer in a single unit. It can charge four sets of batteries simultaneously, covering all your needs!

This WOLFBOX JS24 car jump starter provides up to 4000A peak current and 24000mAh high capacity. It can safely start gas and diesel engines. Works on all (12 volt) cars, trucks, boats and large vehicles, meanwhile it is very portable. The JS24 battery jump starter works with a smart jumper clip to provide 10 safety protections to ensure safe use. The JS24 car jump starter power supply contains an LED screen that clearly displays all status indicators of the portable car jump starter power supply. You can easily identify the current status of your emergency power source and provide seamless access to all functions. This JS24 car jumper is also equipped with 1*65W Type-C input/output port and 1*QC 3.0 USB-A port, which can save 50 when charging your mobile phone, tablet, Kindle or digital camera 50% time. Tips:A 65W charging plug needs to be purchased separately.
| Pros for Black+Decker - Black & Decker Battery Maintainer / Trickle Charger - Black, Orange | |||
|---|---|---|---|
| Overall Performance, Ease of Use | There were no pros for this product— | There were no pros for this product— | Overall Performance, Ease of Use, Battery Life, Power |