Compatible model NO: Datalogic GBT4400 Datalogic GBT4430 Datalogic GM4100 Datalogic GM4130 Datalogic GM4400 Datalogic GM4430 Datalogic RBP-GM40 Datalogic GM4100-BK-433Mhz Gryphon RBP-GM40 Gryphon GM4100 Compatible Battery Part Number: Datalogic RBP-4000 Datalogic BT-8 Gryphon 128000894 Specifications: Voltage: 3.7V Rate: 12.58Wh Type: Li-ion Capacity: 3400mAh Net Weight: 21.1g / 0.74oz Size:68.70 x 18.40 x 18.40mm Tips Before Purchase Please check the compatible model and the original battery number before purchasing.