... 1.5 seconds for strapping one poly propylene strap 2.Quick speed ,low noise, low wear and tear, ... low breakdown rate 1.Strap at quick speed and with high efficiency, only takes 1. ... 5 seconds for strapping one poly propylene strap.2.Instant-heating systems, low voltage of 1V, ... beyond 60 seconds.4.Electroagetic clutch, quick and smooth Couple-axle transmission, quick speed , low noise, low wear ...