EU Direct UNITPACKPOWER 48V 15Ah 2500mA 30A Electric Bike Rear Rack Battery Lithium ion E bikes Battery Case with Double Layer Luggage for 20 28inch Bike for Sale with BTC on


Price: 0.0233524 BTC

Electric Bicycle Batteries

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Product Specification




Nominal capacity


Nominal Voltage


Composed type

13 series 6 parallels 78pcs cell

Built-in BMS


Fit motor power

48V 52V 350W 500W 750W 1000W

Riding mileage


Charge current


Charging cut-off voltage


Battery weight


Battery charger

2A standard charger



Charge temperature


Discharge temperature


Cycle life

1000 cycles


1. Built-ingenuineA gradehigh quality brand18650 lithium cell.

2. Battery case with controller place if your controller small enough.

3. Waterproof and solid aluminium case, strong a lot than plastic case.

4. With LED tail light keep safe riding in night.

5. Lighted batteryLED powerIndicator,inform you the battery capacity in time.

6. With portable handle, easy to assemble and disassemble the battery.

7. Lock with Keys securely locks the mount on bike rack.

Package included:

1 x Battery with keys

1 x Battery install plate and other parts

1 x Charger (EU plug)

1 x User Manual

Warnings and Cautions in Using the Battery:

To prevent a possibility of the battery from leaking, heating or explosion please observe the following precautions:

Do not immerse the battery in water, and keep the battery in a cool dry surrounding if it stands by.

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 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 work, trample or throw the battery..

Do not directly solder the battery and pierce the battery with a nail or other sharp objects.

Do not use or leave the battery at high temperature (for example, at strong direct sunlight or in a vehicle in extremely hot weather). Otherwise, it can overheat or fire or its performance will be degenerate and its service life will be decreased.

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.

If the battery has leaked, and the electrolyte get into the eyes, do not rub the eyes, instead, rinse the eyes with clean water, and immediately medical attention. Otherwise, it may injure eyes.

If the battery gives off an 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

In case the battery terminals are dirty, clean the terminals with a dry cloth before use. Otherwise performance may occur due to the poor connection with the instrument.

Be aware discarded batteries may cause fire or explode, tape the battery terminals    to insulate them..

Battery charge as soon as possible after the battery is exhausted. Battery is not used for a long time, charge once every three months.


1. When charging the battery, please use the regular brand charger. The charging time should not exceed 6 hours.

2. It is strictly forbidden to place batteries in water and in fire, so as to avoid getting close to the heat source. It is forbidden to use metal and conductive materials to plug in the charging and discharging interfaces.

3. If you do not use the battery for a long time, please keep the battery power between 40% and 70%, it is recommended that the battery be charged every two months; otherwise, the battery may be damaged, and this irreversible damage is not within the warranty.

4. Please keep these products and accessories properly and keep them away from children.

5. Unauthorized self-repair and modification of parts may cause damage to the product and such man-made damage is not covered by the warranty.

6. Please use this product according to your local laws, regulations and restrictions.

PLEASE BE CAREFUL BEFORE ORDERING: Our battery fits in most motor kit, but exclude these four: Bosch. If you can not confirm your engine, please contact us.