SPECIFICATIONS

Brand Name: NONE

Capacity: 21 - 30Ah,35Ah 25Ah 20Ah 15Ah

Case Type: Polly Downtube battery

Cells Type: 21700 3.7V Lithium cells

Certification: UL

Feature: Safe lock , power switch , power indicator

High-concerned chemical: None

Origin: Mainland China

Serivice: Free return

Type: Lithium battery

Voltage: 48v,36V 48V 52V 60V 72V

Warranty: 12 Months Warranty

21700 Ebike Battery 52V 48V 24Ah Downbtube Polly Lithium Battery Pack For 350W 500W 750W 1000W 1500W Motor Electric Bike Kits

Product Features and Advantages

Materials:

1. The battery pack used geniune A grade 18650/21700 cells, long runtime, deep discharge recover, extended service life and superb performance. It has a great cycle life: 800-1000 Cycles with DOD 80%, no acid (No spill or leak problems)

2. With high quality in-built BMS, protect the battery from short circuit,overcharged,over discharge and Over current.

3. It's with side open new hailong case, can fit for many flat ebike frame,and is small and lightweight.

Additional functions:

Convenient charge port and discharge port; LED/LCD power display; With Lock and keys for safety.

Guarantee

1) We provide 12 month free warranty for all electric bike batteries.

2) Any battery with quality problem within one month we can resend you a new one after provide your proof.

3) Any battery with quality problem within one year, we provide free repaired.

4) All our electric bicycle batteries with high quality cells and BMS, and they will be 100% tested before shipping.

We don't supply warranty service for the following situation:

1) The battery goes over the water.

2) The battery is broken by man-made.

3) The cells are burnt out after incorrect using.

4) Return the battery without reason.

5) Open a dispute without contacting us.

Feedback

1) Our battery can fit most of motor kit, exclude(not only) these: B0SCH, SHIMANO, YAMAHA, Panasonic .

2) Please contact us If you can't confirm whether our battery can fit your motor.

3) If you have any problems please feel free to contact with us BEFORE you leave negative feedback or file a dispute.

4) Any problem is not a problem, as long as you contact us.

5) Your satisfaction and positive feedback is very important to us.

6) Please kindly leave us a 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: 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.