Product parameters: Specification :6 speed regulation (70-180 r/min) Voltage :110 v 60HZ Rated power: w 3800 Diameter :38 cm (14.96inch) Body weight :3.6 kg (7.94lb) Packing size (cm):38.5*38.5*21 cm (15.16*15.16*8.27inch) Product characteristics: 1. lithium electric device New upgrade lithium level wireless binding, super power, use rest assured 2. Copper Motor Double Drive Durable/speed/low power consumption 3. Control Switch 1-6 speed regulation, according to different wall industry and mining choose different speed 4.120° Adjustable handle For wall / mortar surface construction, high efficiency, quick, time-saving and labor-saving treatment 5. two-way cooling air outlet Two-way heat dissipation system to help the fuselage heat dissipation, protect the motor from high temperature 6. choose a different pad to deal with various walls (1) Plastic hard pad: suitable for coarse sand, leveling and compacting (2) Sponge pad: suitable for fine sand, finishing and leveling (3) Iron pad: suitable for coarse sand, finishing, leveling and compacting Packing list: Optical machine +1 upper plate+ 1 lower plate+ 1 iron plate+ 1 sponge plate