72V 20Ah electric bike battery for Panasonic NCR18650PF cell 72V 3000W 4000W e motorcycle battery with metal shell 5A Charger 70A BMS suitable motor: 72V 100W--4000W 50A BMS suitable motor: 72V 100W--3000W Product Specifications Battery Model 72v 20ah Nominal Voltage (V) 72v Nominal Capacity (AH) 20.3ah Source Resistance (mΩ) about 40 Cell Specification LG/Panasonic 3.7V 2.9AH Cell Combination 7-parallel 20-series Cell Size 18650 Cell Quantity (parallel*series) 140pcs Discharge Cutoff Voltage (V) 40+/- 1V Charge Cutoff Voltage (V) 54.6v Rated Discharge Current (A) 50A/70A instantaneous Maximum Discharge Current (A) 150A/210A Maximum Continuous Discharge Current (A) 50A/70A Maximum Continuous Charge Current (A) 5A Charge Mode CC-CV Standard Charge Current (A) 2A Charge Time under Standard Charge Current 10hours Fast Charge Current (A) 5A Charge Time under Fast Charge Current 4hours Charge Temperature Range -20-55°C Cell Size (L*W*T ) 290*160*165mm Application E bike,E motorcycle,E tricycle Battery Power 3000w/4000W Feature: 1. Cells -A grade cellsto make sure batteries inhigh and full capacity 2. Protection -Dual IC chips, that can anti-short circuit, anti-over charger, anti-over current, anti-overload 3. Compose Type : Injection Technology tomake battery more stable. 4. Certifications : CE,UL,FCC, RoHS, ISO9001 5. Long life cycle, No memory, environment friendly. 1. Lithium Battery packs with PVC case 2. Built-in BMS (protection board) 3. 84V 5A Charger 4. Power Cable (Supply EU/ UL /AUS/ BS Plug) 5. Discharge Extension Cable Advantages: ·Fast charging Large overcharge tolerance and safe performance ·Self balance ·Simplifying battery management system (BMS) and battery charger ·1000 timescycle life ·High temperature performance Applications: ·Electric Vehicles, such as E-bike, E tricyle,E motorcyle, E-cars, E-bus; ·Electric boats, such as trolling fishing boat; ·Robots for industries and military; ·Remote data transfer system; ·Satellite communication station; ·Un-manned submarine; ·Un-manned aircrafts; ·Power tools, such as drilling, cutting and polishing tools; ·Power station for low temperature application, such as -40; ·Power supplier for Training systems, such as Torpedo Trainer Notice: 1. When the voltage between the two electrodes is over 36V, the safe voltage of human beings, do not contact the positive and negative terminals of battery pack with body. 2.It is strictly forbidden to immerse the battery in water or seawater, keep the battery in a cool and dry surrounding if it stands by. 3. Do not expose in the sun. 4. Do not expose in the rain or snow. 5. Do not use or leave the battery near a heat source as fire or heater. 6. Use the battery charger specifically for that purpose when recharging. 7. Do not reverse the positive and negative terminals. 8. Do not plug in the battery electrodes to an electrical outlet. 9. Do not discard the battery in fire or a heater. 10. Do not short-circuit the battery by directly connecting the positive and negative terminals with metal objects. 11. Do not transport or store the battery together with metal objects such as hairpins, necklaces, etc. 12. Do not strike, trample or throw the battery. 13. Do not directly solder the battery and pierce the battery with a nail or other sharp objects. 14.Do not use the battery in a location where static electricity and magnetic field is great, otherwise, the safety devices may be damaged, causing hidden trouble of safety. 15. If the battery gives off strange odor, generates heat, becomes discolored or deformed, or in any way appear abnormal during use, recharging or storage, immediately remove it from the device or battery charger and stop using it. 16. In case the battery terminals are dirty, clean the terminals with a dry cloth before use. Otherwise poor performance may occur due to the poor connection with the instrument. 17. Do not expose to temperature above 60°Cor heater; 18. Do not use the battery pack connected in series or parallel About Us Zone Green PowerCO.,Ltdis a professionalbattery manufacturer in China, provides a full range of primary lithium batteries, Electric bike li-ionbattery pack,rechargeable lithium batteries, Ni-CD, Ni-MH batteries, and battery packs for industrial, commercial, medical and military applications. Zone Green Power'smanufacturing and facilities are ISO9001:2001 and ISO14001:2004 registered. Our products are compliant with CE, RoHS and have passed UN transportation testing. We are committed to total quality control and to achieving the quality level demanded by our customers. Shipping We Ship your orders within2-4 business daysafter the payment cleared as we have almost all items instock. EMS:Item shipped from EMS, reach most of the countries within6 to 15 days. TNT:Item shipped from TNT, reach most of the countries within4 to 7 days Quality We are professional Electric bike batterysupplier on aliexpress, We have perfect production process and all kinds of scientificmanagement tools to control the quality,such as Six Sigma,PFMEA,CP,SPC and so on.The battery is brand new andevery single item you buy from our companyhas been compeletly tested before shipping , after several times of testing , so we can guarantee the quality. Service We are willing to answerany questions about the products no matter Presale or after sale. We care about ourcustomer satisfaction! If you have any question,pls contact us directly or leave us message,we will reply as soon as possible. Refund When you received the item, please check the quality and quantity in time. if there is any problem in 7days,Feedback the reason where it gets wrong to us. we will resolve it asap,If the products still can't work,We will send new replacement or refund once the item is received. Feedback Feedback will be left in a timely manner after feedback has been received. Should there be any problems with your purchase, please do not leave neutral or negative feedback before contacting us for resolution. We strive to make every transaction a positive experience and will do everything possible to correct any problem. Please don't hesitate to contact us if you have any questions or concerns before or after your purchase. We are committed to your 100% satisfaction. 
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