Shipping from USA 52V/48V 20Ah Electric Bicycle Battery 52V Triangle Battery for 48V 52V 1000W 750W Bafang BBSHD BBS02 Motor Kit Only when the battery with lower voltage or smaller capacity then may have extra space for controller; If the battery with 52V 20Ah, 48V 20Ah, then the battery shell has no any extra space for controller. Ebike battery with USAC plug and Nr.2Anderson discharge connector. Shipping ways Battery is a special product, all batteries need several cycle tests before delivery, so production and test time need about 3-5 days after confirm order For USAbuyers： All parcels usually are shipped by Fedex. The delivery time is usually 4-6 working days (not including Sat Sun) after dispatch. Customers don’t need to pay any customs fee. Guarantee We provide 1 year warranty for all electric bike batteries. Any battery with quality problem in one month we can return the money after you provide the proof. After one month we can send BMS or cells to you for repair,or you can send it back to repair as well. 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 : 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 Feedback Our battery can fit all motor kit, but exclude these four : Bosch, SHIMANO, Yamaha, Panasonic . 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 lightweight,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 reverse 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. Company Information: 
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