FAQ

At the moment, C3STROM ASTRO PRO is a pre-order only and we expect stock to arrive in late May to early June!

Our free C3STROM APP for Android and iOS can be connected to your ASTRO or ASTRO PRO via Bluetooth.

It can record the riding route being used. It also can display the mileage, error codes and the battery life. These features of the APP truly create an optimal riding experience.

The ASTRO PRO has a customized motor with 80N’ m torque. The brand of the motor is BAFANG.

In the fully charged state, you can ride for about 31 miles using only pure electricity. Distance may vary from rider to rider.Riding in optimal conditions should produce a result of 78 miles.

The ASTRO PRO’s battery is designed for about 1000 full-charge battery cycles before reaching 80% of its original capacity.

The ASTRO and ASTRO PRO is equipped with a hydraulic disc brake system. Hydraulic disk brake systems tend to be more reliable than rim brakes or v-brakes, thus providing a safer riding experience.

We adjust the position and size of the cushion to achieve the effect of being suitable for people from five feet to six feet high. The ASTRO and ASTRO PRO Both weigh in at a lean 92 to 94 lbs, and max load capacity is 300 lbs.

When the display is turned on, the tail light will light up, it also has a brake light function.

Yes, the bike comes equipped with full coverage fenders.

Yes, C3STROM is waterproof and the lever has a IP65 waterproof rating.

The voltage range of the charger is 110 V.

Yes, the app tracks and learns your daily mileage average and reminds you when it’s time to charge!

The ASTRO PRO uses a motor with 1000 nominal wattage / 1400 peak wattage.

The ASTRO PRO bike uses a 52V20AH super range battery, which features the latest Samsung 21700 cells combined with a fast 4A charger.

C3 Motorbike is shipped almost completely assembled. After receiving the goods, you need to assemble the wheels and handlebars yourself, which is very simple.

The C3STROM ASTRO PRO will be delivered 90% already assembled, securely packaged in a box which includes the tools and instructions for assembly, so it only requires a final few steps to be completely assembled. There are instructions provided in the package to complete the assembly, as well as an online video to help you with installing the bike. If you don’t have much experience with ebikes and are unsure about the process even after reading the instructions and watching the video, then we recommend you to ask your local bike shop for help.

You will be able to purchase replacement parts directly from our online shop, such as a replacement batteries and proprietary components. We designed the ASTRO PRO bike to use standard off the shelf components, so personalisation and repairs can be acquired simply.

To be compliant with local regulations, our bikes are restricted according to local laws. For UK customers, we set a speed limit of 15.5mph on the bike as default.

An instruction manual will be provided along with the package. You can find video tutorial on our website: www.c3strom.com

If you are having issues with your bike, please contact hello@rootev.com and one of our agent will be there to help!