i have the onyx 230,, i just need a charger that will do 4s lipos, money is very tight right now thats why i like this one.i know i need a power source too.

http://www.hobbycity.com/hobbycity/s...rger_1-5_Cells




The IMAX 5B computerized balance charger packs a big punch. With up to 5 cell balance charging, delta peak sensitivity, capacity limit, input power monitor and smart and highly configurable charging. This charger will be all you could ever need.

Features;
Microprocessor controlled
Cell checking and status
Delta-peak sensitivity
Individual cell balancing
Li-ion, LiPo capable
Ni-Cd and NiMH capable
Large range of charge currents
Time limit function
Input voltage monitoring. (Protects car batteries at the field)

Spec.
Input Voltage: 10~18v
Circuit power: Max Charge: 50W
Charge Current Range: .1~5.0A
Ni-MH/NiCd cells: 1~14
Li-ion/Poly cells: 1~5
Pb battery voltage: 6,12v
Weight: 280g
Dimensions: 130x80x23mm

This charger has a JST-XH charge plug, which makes it compatible with Zippy, HXT, Loong Max and any pack with a JST adapter.