2: [Wide Compatibility] Compatible with all 14.4V-18V Lithium-Ion Battery BL1860 BL1850 BL1840 BL1830 BL1820 BL1815 BL1415 BL1440 194065-3 194066-1 BL1430 BL1820B BL1830B BL1850B (NOT for Hitachi BSL series battery).
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