Makita 18V Lithium-Ion Battery Bl1830 for Power Tool Recommend

Replacement battery back 18V 3ah for Makita cordless drill5X Lower self-discharge keeps battery cells active and ready for use, even after long periods of storageCharging at any time will have no effect on the batteryBuilt-in shock absorbing features protect the batterySixteen (16) firm holding contact terminals reduce the risk of power loss/fluctuation in high vibration work environmentsBattery's built-in memory chip communicates with the charger to maximize battery life using 3 Active Controls (Current, Voltage & Thermal)