pcb is designed base on bedini and rick version of bipolar switch circuits。you can use two Hall or trigger coil for widow motor，also can use one Hall or one trigger coil。i will give you a detail instruction after payment。

Payment with Paypal，€40or$40 one piece pcb

shipping method：DHL 4 to 5 days arrived €25or$25

contact me ：42451193@qq.com

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