The Xeno XL-060F is a powerful Lithium Thionyl Chloride (Li-SOCl2) battery that is made to replace vital batteries in industrial applications. These batteries are standard AA size but provide 3.6 Volts of power, and packed with 2400mAh capacity they will keep specialty electronics running longer. Xeno XL-060F batteries are designed to work for computer real-time clocks, tracking devices, seismological research equipment and so much more. For the best performance in high tech devices, the Xeno XL-060F battery is the highest quality choice. These batteries are sold bulk style, so packaging will vary depending on how many are ordered.