For HiKOKI BSL36B18 for Metabo Multi Volt BSL36B18 Battery 18/36V 6.0Ah/3.0Ah
371751M / 372121M / BSL36A18 / BSL36B18. (3.0 Ah when used in 36V MultiVolt tools.). Battery Composition - Li-ion. 1X Battery. Do not put battery into water and fire. CertificationUL & CE Keep away from children.