- Lithium ion battery with a particularly long service life, allows you to use your mobile phone for a long period of time<br>- Brand name cells for a longer service life and stable life cycles<br>- Safety electronics to protect the cells<br>- Polyswitch stops current flow in case of damage or overheating<br>- Quality assurance by continuous control of the safety electronics and a reliable capacity indication<br>- Gold-plated contacts prevent oxidation and ensure optimum current flow<br>- 5-year guarantee<br><br>- Equivalent to EB-F1A2G, Samsung Galaxy SII This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5120-01-161-4540, indicating validated use in U.S. government and defense logistics supply chains.