attached on the outside of the handle

connected with the balance weight, the charging socket is also arranged on the outer shell, and a soft material is attached on the outside of the handle. The utility model has the advantages that: the design of the external shape structure is ergonomic and the appearance is small and exquisite; the mechanical loss during working is small, the working time of the battery is prolonged; the work is stable, the noise is low and the waxing effect is good. The utility model comprises a chassis and an upper shell, wherein a micro-dust remover, a dripping dripper, a traveling control device and a power supply are arranged on the chassis, wherein the walking drive device comprises a two-step motor and a two- The driving wheel and the rim of the two driving wheels extend out of the bottom of the chassis, the traveling driving device further comprises a plane bearing which is arranged at the bottom of the chassis and is arranged in a triangle with the two driving wheels; the walking control device comprises an ultrasonic ranging device, A controller, a drive control circuit and a timer, wherein the probe of the ultrasonic distance measuring device is arranged at the front part of the chassis, plans to build an outdoor bench with backrest
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composite decking wpc in shanghai