Specification: Condition: 100% Brand New Item Type: E-Bike Voltage Display Material: plastic Color: as picture shown Model: S series (5V-99V automatic identification of electric vehicle voltage) Efficiency: ≥98% Hall grade: linear hall high quality rubber imported LED digital display lamp Working voltage: turn DC0.8V-4.2V Power display: regardless of lead-acid battery, lithium battery, regardless of voltage, can be automatically identified (12V, 24V,36V,48V,60V,72V electric vehicles can be directly used, some 84V electric vehicles can be used) Quantity: 1 pcs Specification: electric vehicle general accessories Terminal length: 2 m by default Green is for throttle hall signal, red wire is for throttle +5v, black is negative wire; please connect according to controller function wire, U can not just match same color wire, if wrong connected that will damage your controller and throttle. Green is for throttle hall signal, red wire is for throttle +5v, black is negative wire; please connect according to controller function wire, U can not just match same color wire, if wrong connected that will damage your controller and throttle. 4 wires : yellow is for voltage display wire, connect with electric bike power positive. 5 wires: blue wire connect with controller power lock output wire, yellow wire connected with controller electric switch input wire power positive, 6 wires ; yellow connected with power positive, blue wire and white is is function wire(can work as reverse switch, horn switch, cruise switch, power lock and so on) 7 wires: yellow connected with power positive, blue is share wire, middle gear for 3 gears , white is high gear, brown is low gear. Package List: 1 x E-Bike Voltage Display 1 x Manual 3 x Thumb Throttle Accessories 2 x Keys