SIR, I USED ALL TYPE OF ASPEE PUMP AND MAKE BEST VIDEO OF ALL TYPE OF USE OF ASPEE PUMP,,,,,SO ANY FARMER REQUIRED I MAKE YOU TUBE CHANNEL "AGRICULTURE LIFE" AND PUT ALL VIDEO OF ISPRAY PUMP 
https://www.youtube.com/watch?v=3VF_MP4KvYQ
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https://www.youtube.com/watch?v=sEkkCic_IAU