| Specification | |
| Main specification | |
| Installation location | Mid drive motor |
| Structure | gear hub motor |
| Rated voltage (V) | 36/48V |
| Max no-load speed (RPM) | 98/120 |
| Rated power (W) | 250W/ 350W/500W |
| Max torque (N.M) | 90 |
| Efficiency (%) | ≥80 |
| Color | Black /Silver |
| Net weight (kg) | 3.6 |
| Noise (db) | <52 |
| Working temperature (ºC) | -20ºC~45ºC |
| Installation specification | |
| Brake type | V/Disc brake |
| Bottom bracket size (mm) | 68/73 |
| Length of the cable (mm) | 500 (customized) |
| Testing and certificate | |
| Certificate | CE/EN/ROHS |
| Waterproof grade | IP65 |
Complete kits :
You can change a normal bike into electric bike in 20 minutes with our kits. 
Package & Shipping:
Package size: 25*25*23cm
Gross weight: 6KG 
Company information:
Changzhou Green pedel Co.,Ltd is a professional and scientific enterprise that specialises in researching, producing and selling electric bicycles,electric scooters, K-Shaped cars, Shilly-cars and conversion kits. We ensure the quality of the first-class production equipment and the international standard operating procedures, as well as the professional operating staff. We always uphold the priciples of "quality first , integrity first, and reputation first. " In the past 7 years, our customers vary from government to industrial organizations, from distributors to retailers. 
Certificates :
Our service:
1.Warranty :motor is 3 years ,battery is 2 years,other e bike parts are 1 year.
2.OEM &ODM are available as customers demand.
3.We have professional team on e bike parts ,10 years working experience engineers and sales .
4.Workers are well trained ,testing every single parts before packing.
5.Sales reply to you within 24 hours .online time is long ,easy to contact .
6.After service is fast ,send replacement parts as soon as you send fault parts to check.
FAQ:
Q1: What are the payment items?
A: We usually accept payment by T/T, L/C or Western Union,Trade Assurance Order in alibaba.
Q2: This is my first time to import, how can I trust your company and ensure to get the goods if I order from you?
A: We are Alibaba legitimate certifiable company(VIP), and we support Trade Assurance Order in Alibaba. Only after you get the order,can we get the payment from your side.
Q3: How to make the order?
A: You have four ways to contact us to make the order: by e-mail, by Skype, by phone and by Trademanager.
Quick contact information:
Address: No.2188,Long city Road, Changzhou City, Jiangsu.
Contact: Jane Wang
Mobile phone: +86 18606211357 Fax:0086-519-89602292
Website: http://greenpedel.en.made-in-china.com