2x Battery for Nokia X3, 2720 fold, 5310 XpressMusic, 7210 Supernova (Nokia BL-4CT) 820mAh from CELLONIC  ...  more

100% compatible replacement for Nokia batteries

Specifically designed to fit your smartphone. See the full compatibilities list.

Guaranteed 820mAh capacity

Unlike many competitors, our phone battery capacities are true, real and guaranteed. This Li Ion battery is 820mAh and offers long runtimes with fewer charging breaks - exactly as advertised.

High-performance 3.7V BL-4CT battery

Our long-life replacement mobile phone batteries deliver consistently high performance that matches or exceeds that of your smartphone’s original battery - all for a high number of charging cycles.

Superior quality and safety standards

Battery specialists since 2004, all our replacement batteries undergo strict, rigorous testing to fully comply with the highest EU standards and beyond - that’s why they come with a 3-year guarantee.

The sustainable choice

Replace the battery, not your device. It’s the smarter, cheaper, eco-friendlier choice, saving you money while cutting your environmental footprint through recycling.

Choose CELLONIC and never compromise on quality. Order now!