Details:
Stroke:3.5mm or 4.2mm
Battery type: 18500 Lithium-ion
Battery voltage: 3.7V
Needle protrusion：1.5-5mm
Power intake: 5W
Rated capacity: According shown on battery
Charging input: 5V/1A
Charging t ime: 3-4 hours
Usege time: 4-6 hours
Adjust voltage by angle
Most important thing before using EP9 pen is that put the battery into the pen correctly!!!
Current Reviews: 0
This product was added to our catalog on Thursday 23 December, 2021.
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