We will do our best to resolve your issue till your satisfaction. All emails will be answered within 24 hours except weekends and holidays. Welcome to UPP official store. Why choose Unit Pack Power battery? 10 years battery packing experience, from 24V, 36V 48V 52V 60V 72V to DIY Voltage/Size, all we can make it for you, Mature production technology, and filter the high consistency cells, we know how to make a reliable and safe battery for customers. There are Grade A B C level battery, Unit Pack Power only use grade A cell for battery, safest packing process, never use cheap / false cells with false capacity / low price to attract buyers. Price = quality = customer’s service, you want to get a long range / long life / safe battery for your bike, or want to get a unknown cells battery back your home? Ebike battery charging cycle exceeds 1000 times. High-quality electric cells and a built-in BMS protection board prevent over-charge, over-discharge, over-current and short-circuit, ensuring long service life. Our battery fits most motor kits, for example: Bafang, Voilamart, CSC, Tongsheng, Ebikling, but exclude these four: Bosch, SHIMANO, Yamaha, Panasonic. Unit Pack Power assemble ALL our batteries in our factory, Professional imported machine spot welding, neat electric welding, cleverly designed the routing direction. Built-in genuine A grade lithinum cell. The outer layer of the battery pack made of waterproof PVC material, insulation, anti-corrosion and wear resistance. The inner layer has the advantages of low melting point, waterproof seal and high adhesion. Each pack have ran through a full charge and discharge test in produce, to make sure you are getting every amp hour you paid for. With Strong Battery Manage System. Our BMS can protect battery prevent may problem, such as. With our strong, you can use this triangle ebike battery more safety. Let you have a more pleasure experience while you are riding. Use A+ grade cells All THE TIME. Unit Pack Power never use fake cells. We insist on using A+ grade battery cells all the time. This is why our battery is expensive than others. Battery looks the same outside but different inside. When you receive them at first, they behave like a normal battery. But when you use it for a few months, you will find that the battery no longer works. 72V 20AH 60A BMS. 0 Series 8 Paralles. Battery Cell: A-grade 2500mah. Max Continuous Charge Current: 5A. Max Constant Discharge Current:60A(BMS). Peak Discharge Current: 180A. 60V 25AH 50A BMS. 16 Series 10 Paralles. Max Constant Discharge Current:50A(BMS). 48V 20AH 50A BMS. Configuration: 13 Series 8 Paralles (104 cells). Charge Cut-off Voltage : 54.6V. Battery Weight: 5.2kg. 52V 20AH 40A BMS. Apply for: 48V/52V 0-1500W Motor. Configuration: 14 Series 8 Paralles (112 cells). Max Constant Discharge Current:40A(BMS). Peak Discharge Current: 120A. Charge Cut-off Voltage : 58.8V. Battery Weight: 5.5kg. With Charger : 54.6V 2A. 48V 40AH 60A BMS. Apply for: 48V 0-3000W Motor. 13 Series 1 Parallels (13 cells). Battery Weight: 11.7kg. XT60 (male and female). 36V 20AH 20A BMS. 10 Series 8 Parallels (80 cells). Max Constant Discharge Current:20A(BMS). Peak Discharge Current: 60A. Charge Cut-off Voltage : 42V. 72V 40AH 100A BMS. 0 Series 1 Paralles. Battery Cell: A-grade Lifepo4 40ah. Max Constant Discharge Current:100A(BMS). 1× Lithium Battery 1× Charger with AU plug 1× Battery manual 1× Extra connector. The battery must be FULLY charged before first use. The battery is stored in a cool and dry place. Do not Separation, extrusion, and impact. Do not put battery into water and fire. Keep away from children. It is our goal to provide our customer 100% satisfaction.