8 buttons 4CH remote control with receiver board 27Mhz for DIY SN-RM9 this product can control two small motor go and back, it can use on tank , car
a blog for SINONING diy toy
8 buttons 4CH remote control with receiver board 27Mhz for DIY SN-RM9 this product can control two small motor go and back, it can use on tank , car