About this replacement
Designed for HP, Gryphon, Datalogic devices. Compatible models include 4400W, RBP-GM40, GM4100, GM4130, GM4400, GM4430, GBT4400, GBT4430, GM4100-BK-433Mhz. Replacement part numbers include 128000894, RBP-4000, BT-8. Key specifications: 3.7V, 3400mAh, Li-ion.