Hey i can get a AristoCraft Radio for 30 dollars! (From a good friend) I need to know if it's good. It's working and it's in excellent shape.

aristo-craft challenger 455 FM

aristo-craft challenger 455 4 channel radio control system
frequency is set for channel 44
this radio comes with reciever
two hs 300 cw servos
reciever battery switch

Picture:


Please help me!
Should i buy it?
Is it good?

Thank you!
CU