1.New TOOL FREE CHAIN ADJUSTMENT SYSTEM,the tighten knob and adjusting knob separately, which is convenient to use.
2.Adopt copper wire motor, strong power, efficient heat dissipation system, fast cutting without jamming saw. Durable with good quality carbon brush and bearing,long lasting.
3.Anti self locking switch to ensure safe use.
4.With automatic chain oiling system, lubricate the chain fully to prevent oil leakage.
5.The anti-skid soft grip handle design conforms to ergonomics.