High-performance lithium ion battery with an ultra-long service life ,- UltraLine battery: with increased capacity ,- Use with UL/IEC-certified branded cells: for increased safety ,- Safety electronics: for monitoring of the charging and discharge process ,- Gold-plated contacts: for fewer contact losses and prevention of corrosion ,- Self-resetting thermal fuse (Polyswitch/PTC): additional protection against short circuits and overload ,- Fixation of the cells thanks to super-adhesive tape: for improved resistance to impacts and mechanical protection ,- Constant inspection by quality assurance: for top quality ,- 5-year warranty