Amazon.com: Uniden BP38 Replacement NiMH Battery Pack (Set of 2); for Uniden GMR Radios and Some VHF Radios; Fits VHF Models MHS050-2, Atlatnis 150; Can be Used in Place of The BP40 :
Replacement Nimh Radio Battery For Uniden BP-38 (2 Pack) Model GMR8553-2CK | eBay
Amazon.com: Uniden BP38 Replacement NiMH Battery Pack (Set of 6); for Uniden GMR Radios and Some VHF Radios; Fits VHF Models MHS050-2, Atlatnis 150; Can be Used in Place of The BP40 :
4.8V 700MAH NI-MH Rechargeable Battery Pack For Uniden BP-38 BP-40 BT-1013 BT-537 GMR FRS 2Way Radio battery Pack