Does your device let you down regularly? Supercharge it with a new rechargeable cell. Is your BQ B21 running out of juice? Make your device happy again by replacing the battery. We can supply replacement BQ B21 batteries at a fraction of the cost of an original, whilst not compromising on the quality or power. CE certification is critical when you are looking for new batteries that is why the NON-OEM batteries made for the BQ B21, have been CE passed. Save Money on orders over £50. Free shipping is available.
Our battery replacement for BQ B21 has a 3.7 volts rating with a storage capacity of 3400 mAh / 12.58 wh watt-hours, the battery uses Li-Polymer technology and measures 109.02 x 70.00 x 4.80mm.
Voltage : 3.7 volts
Our battery replacement for BQ B21 has a 3.7 volts rating with a storage capacity of 3400 mAh / 12.58 wh watt-hours, the battery uses Li-Polymer technology and measures 109.02 x 70.00 x 4.80mm.