About this replacement
Designed for Berner, Dremel, Wurth devices. Compatible models include BACP 10.8, BTI 10.8, 8200, 8220, 8300, 8200 Multi Max, 8300 Multi Max, 8220 cordless Multi-Tool, 8300 cordless Multi-Max, Master 10.8. Replacement part numbers include B812-01, B812-02. Key specifications: 10.8V, 1500mAh, Li-ion.