| First used for |
Companion |
| Country of origins |
Germany |
| Year of origin |
1800s |
| Colors |
All colors, without black or white shading |
| Height (min) |
10 inches (25 cm) |
| Height (max) |
11 inches (28 cm) |
| Weight (min) |
4 lbs (2 kg) |
| Weight (max) |
6 lbs (3.5 kg) |
| Life expectancy (min) |
14 years |
| Life expectancy (max) |
16 years |
|