Amazon.com: [1Pack] 18V 5.0Ah High Power Battery for Hitachi Power Tools Fit BCL1815 BCL1820 BCL1825 BCL1830 BCL1840 EBM1830 327730 327731 18-Volt Battery : Tools & Home Improvement
Hitachi 18 Volt Battery - EB1820 | ExpertPower Direct
18V 6000mAh Lithium ion Rechargeable Cordless Drill Power Tool battery 6.0Ah for Hitachi/Hikoki BCL1815 EBM1830 BSL1840 BSL1850 - AliExpress