1. Rating: DC 12V 50mA Max
2. Travel： 0. 25mm
3. Force: 130, 180, 250gf
4. Life: 130gf: 100. 000 cycles  180gf: 50. 000c  250gf: 30. 000c
5. L*W=6*3. 5mm  Height=4. 3  5. 0mm
more detail you can contact me.