Originally Posted by topgearuk
"The Turnigy DX8 Intelligent Transmitter Pack also features a built in voltage protection circuit, this circuit will automatically cutoff once the pack drops to 2.85v per cell ensuring the battery will not be damaged if you accidentally leave your transmitter switched on. The voltage protection circuit will also restrict charging to 4.2v per cell ensuring the pack can never be over charged."
Interesting, it certainly doesn't seem to have worked to protect the pack shown earlier in this thread ...
2.85V is perfectly fine as a cut-off for such a low load like a TX, but something obviously didn't work right for the OP with the puffed pack.