... bright, no painting5) Brushless, Long life (bearing’s life), Free maintenance6) Small size, light weight, great power, simple structure7) ... climbing capability8) High efficiency, wide scope high efficiency, low electric power consumption, long distance for driving9) Superior water-proofAttention:1 ... 10A.3) The motor should be free from water while it is working. dc 36/48/60V electric wheel hub motor