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I found the solution to blue-tooth connection to the 5A active balancer, I need to download the Neey app to access it.

Almost have the GP-SR1-PC200 wired except for two problems. 1) where does the single red wire coming from the heating pad hook up? and two I have the 5A balancer and when I try to connect to the balancer with the blue tooth I get the following error messages. "request device information failure...