Tender battery chargers are designed to fully charge and maintain a broad selection of styles of lead-acid batteries in ways that avoid the likely detrimental effects that can be brought on by many chargers. Some reviews indicate that a battery tender does not have some dangerous complication of a charger. There is a charger frequent, and continues on even though the battery if fully charge. With a charger, you must disconnect it once full charge is reached by the battery. The tender remains on before the battery is fully charged and comes on again in the event the battery subsequently declines below a particular limit.
a present restricted regulator which mimics the soft but is cheaper raw is used by some. I use a battery soft throughout the winter and the battery that is tiny continues to be good for some 4 years. I quit for 3 months and also the battery was dead Battery Tender and irrecoverable before I used the sore. The costco 3 amp is sturdy enough to actually charge a battery in a reasonable time and will not overcharge. Additionally it is best for protecting a battery within the winter t as others have stated / overcharging like some chargers that are cheap.
Some responses reveal that the battery tender doesn't always have some hazardous side effect of a charger. A trickle charger continues on even when the battery if cost, and is frequent. With a trickle charger, when the battery reaches full charge you have to remove it. The tender occurs again and keeps on before battery is fully charged again when the battery then falls below a specific restriction.