Latest Display for Varstrom E-Bike Conversion Kits The Multifunction LCD Display On SW2-M58 Interface you can see the headlight mark,voltage/percentage of the battery, real-time speed, error code, PAS level, low voltage warning, walk assist mark, mileage, speed, etc. 3.8" Large Colorful LCD The Varstrom SW-M58 features a larger 3.8" LCD display, and it support all Varstrom conversion kits. For the installation, SW2-M58 fits handlebars with diameters of 22.2mm, 25.4mm, and 31.8mm for wide compatibility. Support Advanced Settings To access the advanced settings, you will need the password which is 1919. In the advanced settings, you can do customize settings such asacklight Brightness, System Unit, Auto-Off Time, Pedal Assist Level, ODO Clearance, Voltage Sampling, Wheel Size, Error Code, Boot Password, etc. Support Walking Assistant Mode The modified bicycle will increase its weight by 10 to 20 kg. This will require more strength when you move the bicycle, and the walking assistant mode can help you move the bicycle effortlessly. Other Display Options Varstrom offers the most popular displays on the market. If you would like to know more about other instruments, please visit the corresponding products for detailed information. If you use other displays in your selection kit, please contact Varstrom for compatibility.