Description: Electric quantity display: LED instrument adopts four digit intelligent electric quantity display, which truly reflects the electric quantity status of your bicycle battery, so as to facilitate understanding the remaining electric quantity and charging in time. Memory function: LED instrument adopts high, medium and low analog torque to help shift gears. It has the function of gear memory and can automatically for restore the gear status when powered on. Flashing function: LED instrument has 6Km/h power assist function, and the power assist lamp flashes during power assist. It can also be used during cycling, which is safer for cycling. Indicator function: LED instrument has undervoltage indication function. When the battery is undervoltage, the indicator will flash for a long time. When the headlights are turned on, the headlight indicator lights up. Adjustable parameter setting: LED instrument adopts five wire digital communication. The user can adjust the settings, such as motor parameters and speed parameters. The speed can be adjusted according to the parameters of different models. ABS: LED instrument is made of ABS, durable and wear-resistant. Specification: Type: LED meter Quantity: 1pc Material: ABS Item: color black Voltage: 24/V36V/48V Plug: 5Pin SM/WP connector Cable length Approx.180cm/70.74inch (SM) Approx.21cm/8.25inch (WP) Size:Approx. 7*5.3cm/2.75*2.03inch (L*W) Weight: 123g/4.34oz Package Includes: 1 Piece LED Meter.