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Product aftersale service

When battery have any problem, please directly contact with us via email,please don't leave any message on the website
1. Please kindly give us your oder number and battery details to us
2. Please kindly advise us what's the problem, like charger problem or battery problem, we need battery pictures for checking the situation
3. Please check the battery volt and capacity when have problem
4. Keep the same boxes and waiting for our feedback. Any problem we will try to solve ASAP.
If it was the charger problem, we can send new to you;if the battery problem we can repair



We don't supply warranty service for the following situation : 
 
 
The battery goes over water 
The battery is broken man-made
The cells are burnt out after using .
Return the battery without reason 
Open a case without contacting us
 

Please contact us, If you can't conifrm your motor.
If you have any problems please feel free to contact us BEFORE you leave negative feedback or file a case.

 
Any problem is not a problem, as long as you contact us.
 
Your satisfaction and positive feedback is very important to us.
Please leave positive feedback and 5 stars if you are satisfied with our items and services.
 
 
FAQ
Q: What type of this electric bike battery?
A: It is li ion battery,Chemical is Li(NiCoMn)O2.
 
Q: What is the difference between li ion battery,NI-MH battery and Lead acid battery?
A: E-bike Li-ion battery have longer cycle life,normal cycle life is 800-1000 times, and also with light weight,small size, No memory effect,Nontoxic, environmental friendly.
 
Q: What's temperature range of charge and discharge?
A: Charge Temperature: 0 to 45°C and Discharge Temperature: -20 to 65°C
 
Q: What kind of cells used on this electric bicycle battery?
A: Different capacity with different cells, we make the battery with original A grade Samsung,Panasonic,Sanyo,LG and high quality domestic cells,all can be customized as your requests.
 
Q: Do your e-bike battery come with charger?
A: All of our e-bike batteries come with charger.We have normal charger and fast charger.If you need fast charger please contact with us.
 
Q: Do your electric bike batteries come with BMS?
A: Yes, Our batteries all with SEIKO IC BMS, with stable performance.Which can protect the battery avoid short circuit,Overcharged,Over discharge and Over current.
 
Q: Do your electric bicycle batteries come with quality warranty?
A: Yes, we provide 1 year warranty for all electric bicycle batteries.
 
Q: What's your delivery time?
A: Electric Bike Battery will be sent out within 7 days after confirmed order,shipping will cost 3-15days,it depend on quantity and which battery you need.
 
Q: Can you provide OEM and ODM service?
A: Yes, We are a professional Electric Bike Battery manufacture with factory, which produce all kind of high quality E-bike lithium batteries as customers' requirements and designs, welcome to place OEM and ODM orders and visit our factory.
 
 
Lithium battery features
 
Longer battery life, the life expectancy is two times that of lead-acid batteries.
Rechargeable and no memory effect.
The weight is more lighter.
Smaller dimensions and can be customized.
Safer and more environmentally friendly, No heavy metals and hazardous substances.
BMS built-in IC chip will prevent battery pack over charge, over discharge, over-current,
over-heat, short circuit .
 
 
Warnings
Do not immerse the battery in water or seawater, keep the battery stands by in a cool dry surrounding.
Does not use or leave the battery near a heat source as fire or heater.
Use the battery charger specifically for that purpose when recharging.
Do not revers the position and negative terminals.
Do not connect the battery electrodes to an electrical outlet.
Do not discard the battery in fire or a heater.
Do not short-circuit the battery by directly connecting the positive and negative terminals with metal objects.
Do not transport or store the battery together with metal objects such as hairpins, necklaces, etc.
Do not strike, trample or throw the battery.
Do not directly solder the battery and pierce the battery with a nail or other sharp objects.
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