Item #: SCP-149
Object Class: Euclid
Special Containment Procedures: Object is to be contained in a 15.24cm x 7.62cm (6in x 3in) lead box. Items are not be removed unless being used for study, and only under the direction of Level 4 research personnel. Objects are not to be placed within a working electronic device, unless by an expendable Class D personnel.
Description: SCP-149 is a pair of AA batteries, black in color, with no visible markings on the exterior.
Items provide power to any device with a compatible usage slot, and greatly improve the performance of the device they are used in. However, it appears this increased performance comes at the cost of the user's life, who will begin to show growing signs of premature aging the longer the item is used. If items are used excessively, this can culminate in the death of the user.
Additional: Items were found in the flashlight of a mummified corpse in an apartment in New York City. The unusual properties of the item were discovered by investigating NYPD, forcing at least one into early retirement.