First, more powerful battery
The capacity of battery is 2000 mAh, can work for 8 hours when fully charged, just need 2 hours for fully charge,and it also can work normally when charging.
Second,more easier operation
Start up - adjust the voltage - work. It's very simple. No need extra operations can enter the working state immediately.
Third, more humane details
10v start-up function at the moment of starting
The remaining power is displayed.
Working hours are displayed.
3 pcs of space aluminum grip with different diameter
2 pcs of disposable silicone grip
Fourth: more better motor
12V/10500 rpm coreless motor
Working voltage 5-10v
Needle stroke 3.5mm
Needle protrusion:0-4.5 mm
Suggest voltage for lining: 7.5 V-9 V
Suggest voltage for shading:6V-8V