1. Maintenance service: 1 Year warranty. If there are any quality issues, please contact us for free repair or replacement (if the battery damage is caused by personal behavior, the seller will not bear any losses or provide any services) 2. DDP services (tariffs for the following countries are borne by the seller): Russian Federation, Belarus, France，Ukraine, South Korea, Thailand, Singapore, Malaysia, Germany, Spain, Netherlands, Italy, Bulgaria, Belgium, Latvia, Poland, Denmark, Finland, Portugal, Sweden, Slovakia, Slovenia, Greece, Hungary, Czech Republic, Lithuania, Luxembourg, Romania, Ireland, Estonia, Austria, Croatia, Australia! Notice for shipping time: 1. Since the battery is a special product, the transportation channel is different from that of ordinary products, and the delivery time will be longer than that of ordinary products, but we will use faster express delivery to mail to you, please rest assured. 2. From the perspective of Chinese orders, it takes 1-2 days for stocking and 7-15 days for shipping to various countries. We choose air transportation (which belongs to land transportation in Russia) to deliver the products to customers in the fastest way possible (ignoring the default time on AliExpress) Charger Plugs and Discharge Connectors Optional: 1. Charger Plug:US EU UK AU plugs optional, will provide according to delivery country if without requested. 2. Discharge Connector: There are 9 kinds optional (Product standard with connector 2-Pin output)as below picture, will soldered with default female connector&extra male connector if without requested. 3. If you have any requirement about this, please leave message in your order. 36V Electric Bike Battery Specifications: Battery Voltage:36V Rated capacity: 16ah/23ah/30ah/35ah/40ah Category:Li-ion Battery Battery core: built-in Samsung battery Battery size: 385*110*75mm (the measurement may have an error of 1-2mm) Battery weight: about 4.55KG Voltage : Peak - 48V, working - 36V Maximum constant discharge current: 120A Peak current: 150A Charging voltage: 42V Charging Current: <10 Amps Discharge cut-off voltage: 29.4V Power: 300W-3000W Application: E-bike Battery、electric scooter、electric wheelchair Charging method: CC/CV Cycle life: 1000 times Charging temperature: -15-65℃ Discharge temperature: -15-65℃ Protection function: overcharge, overdischarge, overcurrent, short circuit, balance 48V Electric Bike Battery Specifications: Rated voltage: 48V Rated capacity: 20ah/24ah/30ah/35ah/40ah/50ah Type composition: 13S5P Battery: Built-in Samsung battery Model: Electric scooter/electric bicycle/lithium ion battery Battery size: 385mm x 110mm x 75mm Battery weight: about 5 kg. Charging method: CC / CV. Standard charging current: 2A. Maximum continuous charging current: 5A. BMS: Maximum 90 A, maximum peak current 100±10 A Charging voltage: 54.6V Discharge cut-off voltage: 39.2V Cycle life: 1000 times Charging temperature: -15-65℃ Discharge temperature: -15-65℃ Protection function: overcharge, overdischarge, overcurrent, short circuit, balance 52V Electric Bike Battery Specifications: Normal voltage: 52V Rated capacity: 25AH/30AH35AH/40AH/50AH Battery core: built-in Samsung battery 56PCS Array mode: 14s4p Battery size: 75*110*385mm (the measurement may have an error of 1-2mm) Battery weight: about 5KG Maximum constant discharge current: 60A Peak current: 100A Charging voltage: 58.8V Discharge cut-off voltage: 39.2V Charging method: CC/CV Cycle life: 1000 times Charging temperature: -15-65℃ Discharge temperature: -15-65℃ Protection function: overcharge, overdischarge, overcurrent, short circuit, balance 60V Electric Bike Battery Specifications: Battery Voltage: 60V Rated capacity: 40ah/50ah/60ah Category:Li-ion Battery Battery core: built-in Samsung battery 64PCS Array mode: 16s4p Battery size: 385*110*75mm (the measurement may have an error of 1-2mm) Battery weight: about 5KG Voltage : Peak - 67.2V, working - 60V Maximum constant discharge current: 60A Peak current: 100A Charging voltage: 67.2V Charging Current: <10 Amps Discharge cut-off voltage: 48V Power: 300W-3000W Application: E-bike Battery,electric scooter,electric wheelchair Charging method: CC/CV Cycle life: 1000 times Charging temperature: -15-65℃ Discharge temperature: -15-65℃ Protection function: overcharge, overdischarge, overcurrent, short circuit, balance 72V Electric Bike Battery Specifications: Battery Voltage: 72V Rated capacity: 40AH/50AH/60AH Category:Li-ion Battery Battery core: built-in Samsung battery 60PCS Array mode: 20s3p Battery size: 385*110*75mm (the measurement may have an error of 1-2mm) Battery weight: about 5KG Voltage : Peak - 84V, working - 72V Maximum constant discharge current: 90A Peak current: 150A Charging voltage: 84V Charging Current: <10 Amps Discharge cut-off voltage: 60V Power: 300W-3000W Application: E-bike Battery、electric scooter、electric wheelchair Charging method: CC/CV Cycle life: 1000 times Charging temperature: -15-65℃ Discharge temperature: -15-65℃ Protection function: overcharge, overdischarge, overcurrent, short circuit, balance Original 21700 battery 36V 48V 52V 60V 72V electric bicycle battery suitable for 250W 350W 500W 750W 1000W 1500W 2000W 3000W motor kit! (Please note: The voltage of the ordered battery must be the same as the voltage of the motor accessories, otherwise it may cause incompatibility between the motor and battery) Precautions for battery use: 1. Before first use, please fully charge the battery. 2. Do not immerse the battery in water or get the battery wet! 3. Do not reverse the positive and negative poles, or short-circuit the battery with wires or other metallic objects! 4. Do not nail, knock, step on the battery or disassemble the battery and battery pack in any way! 5. It is forbidden to put the battery in the microwave oven, pressure vessel or fire source! 6. If the battery emits odor, heat, deformation, discoloration or any abnormal phenomena, please stop using it immediately! 7. Do not use the battery in direct sunlight or high temperature environment. Otherwise, the battery pack will overheat, affecting battery performance and shortening battery life! 8. The battery pack and charger should be stored in a clean, dry, ventilated place, avoid contact with corrosive substances, and away from fire and heat sources. 9. When the battery pack is to be stored for a long time, please charge the battery pack to about 50% capacity and store it in a dry and ventilated place, and charge it for 2 to 3 hours every 3 months. 10.If you have any questions about product quality, please contact us by email immediately, we will try our best to solve these problems!

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