Motorola NiMH Rechargeable Battery Upgrade Kit for T6200, T6300, and T6400 Series Radios (56319) Use your AA alkaline 2-way radio as a NiMH rechargeable 2-way radio Compatible with Motorola T6200, T6300, T6400 Series two-way radios Up to 2 hours of talk time and more than 10 hours of standby time Kit includes: 1 rechargeable NiMH battery, a docking station, and an AC power transformer/charger