Rechargeable Battery Packs - Midland Replacement Nickel Metal Hydride Rechargeable Battery Packs | Compatibility - Midland Rechargeable Battery Kit is compatible with LXT600, LXT630, LXT630X3, LXT633, T51VP3, T51X3VP3, T51VP4, T61VP3, LXT600BB, and LXT600BBX4. | NiMH Battery Pack - Give new life to your two-way radios with a pair of rechargeable batteries. This 6 volt battery pack is compatible with the LXT600, LXT630, LXT630X3, LXT633, T51VP3, T51X3VP3, T51VP4, T61VP3, LXT600BB, and LXT600BBX4 | Midland Model Use - 2 Rechargeable Battery Packs for LXT600, LXT630, LXT630X3, LXT633, T51VP3, T51X3VP3, T51VP4, T61VP3, LXT600BB, and LXT600BBX4. | What’s In The Box - Two 6-volt NiMH Battery Packs.