The Unication Rechargeable Battery Pack is an optional power source for the Unication UniMax Alert and Ring Tone Amplifier. This backup power source ensures amplifier operation during AC power outages and also if one wants to use the UniMax in mobile situations.
The Battery Pack consists of three “AA” NiMH (Nickel Metal Hydride) rechargeable batteries and has a maximum charging time of 10 hours from a completely discharged condition. The only charger for the Battery Pack is through the UniMax Amplifier and its connected wall transformer.