BL1815 18V Li-ion Replacement Battery for Makita Power Tools BL 1815, BL1830, BL 1830, LXT400. 18 Volt Lithium-Ion Battery 1500 mAh 1.5 AH - UpStart Battery brand Premium Quality. CE Approved and Safety Assured Battery type: Li-ion. Brand: UpStart Battery Capacity: 1500mAh. Voltage: 18V