L-Faster 24V/36V/48V Electric Bike Thumb Throttle Wuxing E-Bike Throttle This is one piece of throttle for electric bike. Brand name : WUXING Voltage : 24V / 36V / 48V Effiency : ?98% Working voltage : Throttle DC 1-4.2 V Working current : DC 350 mAh Features Cable length 150CM Battery LED indicator : 3 levers Switch Button Wiring : Red cable : +5V of throttle Black cable : - negative of throttle White cable : signal of throttle Green cable : battery voltage indicator Yellow cable : + positive of switch Brown cable : - negative of switch promotion of shipment? weight less than 2KG,We will send by epacket.(shipping time about 7-15 working days) weight more than 2KG,We will send by DHL.(shipping time about 3-7 working days) (we send the package to our shipper need 2 working days) we cann't change the shipping time on amazon system, so the system shows maybe need long time but that is wrong.we will send it as soon as possible.