21700 Cell Polly DP-7 Downtube Battery Pack 48/ 52/60V 25Ah for

Model POLLY DP-7 battery       Size 368×95*150mm 368×95*150mm 368×95*150mm 368×95*150mm Voltage 52V 48V 60V 48V Capacity 25AH 26AH 20AH 25AH Connect XT60 XT60 XT60 XT60 Lithium Cell Domestic 5000 LG5200 LG5000 LG5000 BMS 50A 50A 50A 50A Watt for 250W-1500W motor for 250W-1500W motor for 250W-1500W motor for 250W-1500W motor Battery Weight 6.1KG 6KG 6KG 6KG Application Modified electric bicycles, mountain electric bicycles, electric bicycles Modified electric bicycles, mountain electric bicycles, electric bicycles Modified electric bicycles, mountain electric bicycles, electric bicycles Modified electric bicycles, mountain electric bicycles, electric bicycles Certification CE//UN38.3/MSDS CE//UN38.3/MSDS CE//UN38.3/MSDS CE//UN38.3/MSDS Cycle life 800 - 1200 Times 800 - 1200 Times 800 - 1200 Times 800 - 1200 Times  

Feedback:

1.Please leave Positive Feedback and 5 Star Ratings for us if you are satisfied with our products and service, and we will do the same for you. 2.For any problem, pls do not leave us negative feedback before email us, we sincerely hope every customer can provide a chance for us to solve the problem. 3.Your Satisfaction is our highest priority. Pls contact us if you have any questions, we will try our best to serve for you  

But beware that following situations are beyond our guarantees.

>The battery goes over water

> The battery is broken man-made

> Incorrect unsing the battery not according the instrucitons

> Open a case without contacting us

 

Warning :

Don't hit, pierce, strike, trample or throw the battery.

Don't put the battery in the water, keep the battery cool and dry condition .

Don't put the battery near a heat source such as fire or heater.

Use the specified Charging adapter that come with the battery

Don't reverse the position and negative pole.

Don't connect the positive and negative terminals with metal objects which would cause short circuit

Don't transport or store the battery with metal objects together , such as hairpins, necklaces, etc.

 

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 Brand and high quality domestic cells,all can be customized as your requests.  

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