Rechargeable lithium ion Ebike Battery 36V 20AH E-Scooter Lithium Battery 36V for 250W 350W 500W motor 1. Battery pack dimensions can be customized. 2. BMS constant current can be customized. 3. Lighter weight. Electric Bike Battery Specifications: Nominal Voltage: 36V Nominal Capacity: 20Ah Cells:Powerful 18650 3.7V 2500mAh 3C Cells Fit Motor Power : 500W 350W 250W Charge Current: 2/2.5A Charge Cut-off Voltage: 42V Discharge Cut-off Voltage: 28V Discharge Temperature: -20 to 65°C Charge Temperature: 0 to 45° Battery Weight: 4kg Cycle life: ≥80% capacity after 800 cycles. Shipping: * We only ship to the confirmed address provided by Aliexpress. Please check your address in Aliexpress is right addressbefore you pay。 * Normally it will take around 5- 7 days for shipping preparing. If it is a customized product,the preparation time is uncertain, we wilÎÍ communicate with the buyerin advance. * . We strive our best to provide you the most reliable, affordable way of shipping service.But sometimes international delivery is highly depended on the Courier Company and local customs/duties. If you do not receive your item on time,please contact us immediately for further assistance. European :7-10 working days (not including Sat Sun) after dispatch(UPS/DPD) American:9-12 working days after dispatch( Fedex) Battery will air to USA/Europe first,then transit to you by UPS DPD or Fedex. Russian :18-20 working days(Special Line) New Zealand /Australia:10-12 working days(Special Line） Japan,Korea,Singapore,Taiwan, Thailand, Malaysia:5-7 working days（Special Line） Batteries are free tax to Eu countries,Americas and Russia, Other countries,we are not responsible for any customs duty/tax if occurs But we will declare a reasonable low value to help buyer reduce it. If yourdelivery address is on Island, please contact us to confirm before you make order. 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. 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 positivefeedback and 5 stars if you are satisfied with our items and services. 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: Ebike Li-ion battery have longer cycle life,normal cyclelife is 600-800times, and also with light weight,small size, No memory effect,Nontoxic, environmental friendly. 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,Overdischarge and Overcurrent. 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 Ebike lithium batteries as customers' requirements and designs, welcome to place OEM and ODM orders and visit our factory. 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. 
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