However they will not shut-off automatically. A voltmeter or hydrometer is necessary to check the battery ailment periodically and swap off the charger, as soon as the batteries are thoroughly charged. Product or service Eligibility: Plan needs to be obtained with an item or inside of 30 times on the https://hukums.com/products/blackdecker-bmt154c-hand-tool-kit-154-piece-orange-black