Battery for BQ Aquaris 5.7, Aquaris B21, BT-4000-259

High-quality Li-Polymer replacement battery compatible with BQ Aquaris 5.7, Aquaris B21, Aquaris BT-4000-259, and other compatible devices. A detailed list of compatible device and battery designations can be found further down in the product description. Our replacement battery has a voltage of 3.7 volts and a capacity of 3400 mAh. Our replacement battery for BQ Aquaris 5.7, Aquaris B21, Aquaris BT-4000-259 has an energy content of 12.6 Wh, providing sufficient power for a satisfactory battery life, comparable to the original battery. Our replacement battery is compatible with the original battery types Aquaris B21, BT-4000-259. Thanks to the chemical system, the Li-Polymer replacement battery has no memory effect and can be recharged at any time without the risk of capacity loss. The dimensions of our battery are approximately 108.7 x 70.1 x 4.7 mm, making our replacement battery nearly a full substitute for the original battery.

Battery for BQ Aquaris 5.7, Aquaris B21, BT-4000-259

Our replacement battery compatible with BQ Aquaris 5.7, Aquaris B21, Aquaris BT-4000-259 can be easily charged with the existing charger or charging station. To provide you with not only high quality but also a high level of safety, our replacement battery is protected against overcharging and overheating, ensuring that you can use the battery safely and that there are no complications during the charging process.

Our replacement battery is compatible with

• BQ Aquaris 5.7, BQ Aquaris B21, BT-4400-259

and replaces the original battery types

• Aquaris B21, BT-4000-259.