1. can accept coins, bills, bill changer functions as you like

2. there is a screen showing the rates, using time, consume time

3. time for power plug in is controlled by the insert funds.

4. while the voltage is too high, the power will be auto cut off.

5. alarm equipment.

Tab supervise: machine can recorde total amount of selling, total sold sum, phases of sold quantity, and phases of sold sum,

price setting: user can adjust the selling price for different brand, different phases.

remark: if the pen is not round, it should be packed in Φ16mm cylinder packing