Samsung SWC-R640LBAXAR - Manual (Page 199)

Health and Safety Information 194
about whether a replacement battery or charger is compatible, contact the
manufacturer of the battery or charger.
• Misuse or use of incompatible phones, batteries, and charging
devices could result in damage to the equipment and a possible risk
of fire, explosion, or leakage, leading to serious injuries, damages to
your phone, or other serious hazard.