Battery Voltmeter for your r/c model . Now you can monitor you battery status with an advance voltmeter that indicates the condition of your battery . With the LCD screen and the load button you can always check at real time the voltage and the current drain of your battery. Power panel 12V for the airfield funs, it can provide you with the 12v supply for your engine starter switch on - off for your fuel pump and finaly glow plug output for your engine glow plug heat .Optical tachometer for mesure your two blades - three blades propeller of your r/c model .

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