Here are some specs
RHINO FEATURES:
Digital Peak-Detection Circuitry and constant current pulse charging
Charges 4-8 cell battery packs, receiver battery packs and transmitter battery packs
Adjustable charging rates from 0.5 to 10 amps
Start/Stop button allows the user to interrupt and resume the charge cycle at any time
Compatible with the N-Power power supply
Solid State Reverse Voltage Protection and Thermal Overload Protection
Internal cooling fan and user-cleanable air filter for maximum performance


I can post pics later if need be but the above gets you the same thing
$45 and looks like new and works Great