1.Put expander(No.7) into the left wheel key hole until the bottom part;
2.Put picker(No.8) into expander(No.7)to test the expander direction. Press picker(No.8)to test the forefront and aftermost 2-3
holes and see whether there is any elasticity in billiards. If not, it means the direction is wrong and please change the direction; 3.Turn the expander(No.7) anticlockwise slightly;
4.Put the front part of picker(No.8) into expander(No.7) at 1-8 holes and press;
5.The transponder will turn 90 degree and that means it is unlocked. Attention:
In case it is difficult to unlock at clockwise direction and easy to unlock anticlockwise, users should follow the easy direction and then unlock by reversal.