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  • Prince Nirmal
    Prince Nirmal 8 days ago

    Very nice

  • Md. Istiyak
    Md. Istiyak 26 days ago

    How the balloon is pumping

  • Janela Alonzo
    Janela Alonzo Month ago

    Hey my howbook I really love your videos❤️ I’m fan

  • Janela Alonzo
    Janela Alonzo Month ago

    Wow thank you for this video it help me in project

  • Nirupam Kasyap
    Nirupam Kasyap 2 months ago

    My diaphragm is nit pumping with a regular DC motor . Is it necessary to use only a gear DC motor ?

  • Motivation Gym
    Motivation Gym 2 months ago

    Bohat acha hai

  • Sarda Mavi
    Sarda Mavi 3 months ago

    Can I know the measurements

  • abhishek chaurasia
    abhishek chaurasia 5 months ago

    Very nice

  • Candy Ambrosio
    Candy Ambrosio 6 months ago

    I look up gear motor and shows gear motors without the wire will it still work?

  • dtml HK
    dtml HK 6 months ago

    Hello.. sir.... for the coil core....... instead of iron.... can we use aluminium plate and use it as the core.....

  • Mary Marra
    Mary Marra 6 months ago

    Awesome, frog 🐸 :)

  • Sallie Mae
    Sallie Mae 7 months ago

    I am a knowledge seeker therefore I want to know how this is done and I want to see the finished product and if it works.It really works.Complex ideas comes from simple ideas.