Siemens V 3.1 6 Safety regulations:

User Guide Siemens ID Mouse V3.1
June 2000 Edition Safety regulations:
Page 27
6 Safety regulations:
F The device must not be operated or stored in damp rooms.
F The fingerprint sensor must not be hit by hard objects.
F No modifications may be made to the Siemens ID Mouse. Repairs may be carried out by
authorized service centers only.
F No liability will be accepted for damage caused by use of the Siemens ID Mouse,
especially that arising from improper use or non-observance of the User Guide.