Dear buyer: welcome your visit, our products are high quality and support customization. If necessary, please contact customer service, we will be of sincere service to you, thank you!

1. Warranty service: The warranty period is 1 year (if there are quality problems with the item, please contact customer service to help you)

2. DDP Service: Product sales already include taxes or tariffs and the following countries enjoy the DDP service;(Russian Federation, Belarus, U Russia kraine, South Korea, Thailand, Singapore, Malaysia, Germany, France, 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)

Transport service:

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 a faster express delivery to email to you, you can be sure.

2.Estimated delivery time for goods transportation to destination: 10-15 days

Lithium battery features:

1. Life expectancy is twice that of lead-acid batteries. The weight is lighter

2. No memory effect and rechargeable. Battery life is longer

3. safer and more environmentally friendly, No heavy metals and hazardous substances.

4. Built-in BMS chip prevents the battery from overcharging, overcharging, overcurrent, overheating, short circuit

5. avoiding mechanical accidents caused by vibration.

Specification and Performance Description of 36V Hailong Battery:

Battery model: E-bike Hailong Battery (Free 3A charger)
Rated voltage: 36V
Rated capacity: 16Ah 23Ah 30Ah 40Ah 50Ah
Cell specification:Panasonic 18650 cell
Type of arrangement: 10S5P
Suitable motor power: 250W 350W 500W 750W 800W 1000W 1500W
Discharge cut-off voltage (V): 28V
Charge voltage(V): 42 V
Nominal discharge current (A): 10A
Maximum peak discharge current (A): 60A
Maximum continuous discharge current (A): 100A
Built in BMS: Min 25amps Corrente continua;Corrente continua 100 amps max.
Charge mode: CC/CV (constant current and constant voltage)
Standard charge current (A): 2A
Charge time with standard charge current: 6h
Maximum rapid charge current (A): 5A
Charging time under fast charge current: 2.5h
Outlet temperature: -15 to 65 °C
Charging temperature: -15 to 65 °C
Product dimensions: 367mm*110mm*90mm(Difference ± 3mm)
Battery weight: 4kg
Lifespan: ≥ 85% capacity after 1000 cycles.
protection board:Over protection charge, Over protection discharge,Over protection current, Short circuit, Balance

Specification and Performance Description of 48V Hailong Battery:

Battery model: E-bike Hailong Battery (Free 3A charger)
Rated voltage: 48V
Rated capacity: 17.5Ah 20Ah 24Ah 30Ah 35Ah 40Ah 50Ah
Cell specification:Panasonic 18650 cell
Type of arrangement: 13S5P
Suitable motor power: 250W 350W 500W 750W 800W 1000W 1500W 2000W
Discharge cut-off voltage (V): 39.2V
Charge voltage(V): 58.8 V
Nominal discharge current (A): 10A
Maximum peak discharge current (A): 60A
Maximum continuous discharge current (A): 100A
Built in BMS: Min 30amps Corrente continua;Corrente continua 100 amps max.
Charge mode: CC/CV (constant current and constant voltage)
Standard charge current (A): 2A
Charge time with standard charge current: 6h
Maximum rapid charge current (A): 5A
Charging time under fast charge current: 2.5h
Outlet temperature: -15 to 65 °C
Charging temperature: -15 to 65 °C
Product dimensions: 367mm*110mm*90mm(Difference ± 3mm)
Battery weight: 5kg
Lifespan: ≥ 85% capacity after 1000 cycles.
protection board:Over protection charge, Over protection discharge,Over protection current, Short circuit, Balance

Specification and Performance Description of 52V Hailong Battery:

Battery model: E-bike Hailong Battery (Free 3A charger)
Rated voltage: 52V
Rated capacity: 20Ah 25Ah 30Ah 35Ah 40Ah 45Ah 50Ah
Cell specification:Panasonic 18650 cell
Type of arrangement: 14S4P
Suitable motor power: 250W 350W 500W 750W 800W 1000W 1500W 2000W
Discharge cut-off voltage (V): 39.2V
Charge voltage(V): 58.8V
Nominal discharge current (A): 10A
Maximum peak discharge current (A): 60A
Maximum continuous discharge current (A): 100A
Built in BMS: Min 25amps Corrente continua;Corrente continua 100 amps max.
Charge mode: CC/CV (constant current and constant voltage)
Standard charge current (A): 2A
Charge time with standard charge current: 6h
Maximum rapid charge current (A): 5A
Charging time under fast charge current: 2.5h
Outlet temperature: -15 to 65 °C
Charging temperature: -15 to 65 °C
Product dimensions: 367mm*110mm*90mm(Difference ± 3mm)
Battery weight: 5kg
Lifespan: ≥ 85% capacity after 1000 cycles.
protection board:Over protection charge, Over protection discharge,Over protection current, Short circuit, Balance

36V 48V 52V electric bike Hailong battery 18650 lithium battery electric bike battery for 250W 350W 500W 750W 800W 1000W 1500W 2000W wheel hub bike kit(Equipped with standard discharge plug XT-60 and charging interface DC connector)

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!