Model Number: DC18RC. BL1850, BL1840, BL1830, BL1815, BL1440, BL1430, BL1430A, BL1415, BL1415NA. RED Flashing - - Battery is hot. GREEN Flashing - - Plug in. RED Sustained light - - 0-80% charging. RED, GREEN Sustained light - - 80-100% charging.
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