48V 31.5ah rear rack e bike battery 18650 Brand cell with BMS LED light
Product Description
Item name | 48V 31.5ah rear rack e bike battery 18650 Brand cell with BMS LED light |
Battery style | 18650 battery cells |
Size | 425*150*82mm (thickness*width*length) |
Typical voltage | 48V |
Full voltage | 29.4V |
Discharge cut-off voltage | 54.6V |
Impedance | <240mΩ |
AC input | 100-240V 50/60HZ |
DC output | 54.6V 4A |
Charging time | Around 5-7 hours |
Expecting driving distance | more than 50KM( 350w Motor) |
Charging temperature | 0-45 degree |
Discharging temperature | -20-60 degree |
Certificates | CE,ROHS ISO9001, |
Usage range | E-Motorbike,Scooters,Tricycles,Quadrocycles,Motorcycles,Ebicycle |
Company Information
Shenzhen DeLong Energy Technology Co., Ltd. is a professional new energy supplier.
Focusing on the manufacture, research and sale of lithium ion battery product worldwide.
DeLong battery won a good reputation and has become a popularbrand in the international market.
Welcome to visit our company and factory to discuss the business cooperation.


Our Services
1. Respond in 24 hours for any inquiry and consultation on our EV battery product .
2. Take actions quickly for normal client's claim within 24 hours
3. Good after sales service : we offer one and half year quality warranty to our client ,we will take responsibility if there is any quality
4. One by one tested before shippment.
Packaging & Shipping
Use hard carton with EPEM multi-layer foam layer to protect the goods.

FAQ
1. Q: Can you accept OEM and ODM Service?
A: Yes, we supply OEM&ODM service as clients requirement.
2. Q: Can we get samples for test?
A: Yes, we offer sample.
3. Q: What’s your payment term?
A: T/T, Moneygram,West Union, Paypal etc.
4. Q: What's your warranty for products?
A: Generally speaking, it's one year's warranty, for quality problems, we will send you a new one.
5. Q: How long will be the delivery?
A: Usually delivery in 5-10 days, but could be changed according to the quantity or other things.
6. Q: How do you control your product quality.
A: All batteries tested twice during the whole production.