High torque Brushless Electric Wrench Lithium Battery charging

Model:
fine all-in-one machine (suitable for household use) 98F one electricity one charging (limited purchase of one set)

parameter:
Power supply voltage: 20V
Rated voltage range: AC three-phase 440V and below
With or without carbon brush: without carbon brush
Features: strong torque and multi gear adjustment
Higher efficiency of reverse self stop