Brand New Replacement 18v 6.0Ah Li-ion Lithium-Ion Rechargeable Battery for Makita 194204-5 194205-3 194309-1 LXT400 BL1830 BL1815 BL1835 BL1860**AbleGrid Trademarked** We have the brand "ABLEGRID"! This Replacement Battery work just as good as the Makita BL1830 BL1815 battery It is a kind of Li-Ion Recharageable battery,you can carry it anywhere anytime, convenient to use. Battery was tested at an original device to make sure the compatibility,Charging at any time will have no effect on the battery. We proud in providing for sale only high quality electronics.