Topbatt 2packs BL1830 18v 3.0ah Li-Ion Power Tool Replacement Battery for Makita Bl1830 Bl1815 Bl1835 194205-3 Lxt-400 2Packs 18V / 3000mAh / LIthium-Ion(The color will be sent by randomly, black or gray.) Safeguard features against incorrect voltage, short circuit, internal overheating. Charging at any time will have no effect on the battery. Built-in shock absorbing features protect the battery. Battery suitable for all Makita li-ion LXT 18 volt machines.