1. The manual suction machine is easy to install and easy to operate.
2. The design of petal breast shield is more effective in massage to acupoint to solve the problem of leakage of milk.
3. Hand - held pressure pump easy to use.
4. The disadvantage of breaking the traditional manual suction machine adopts three block adjustable design.
5. Anti-countercurrent patent design so that the milk can be isolated from the external air and prevent the secondary pollution of milk.