1、Support our professional English Italy \\ Germany \\ Japan \\ France \\ Chinese design software to win this theme xp \\ \\win8 \\ win10 \\ APP for iPhone, iPad, iPod touch and android phone. 2、Built-in 6000 mah lithium-ion polymer battery, offering 4 outputs, high power and created anytime, anywhere, can be used offline without any power connection. 3、108 screws and alloy structure make it strong, you can also design the structure in the machine. 4、Power failure memory function, if the battery power is insufficient, usb mobile power or 5 v 1a supply, it will continue to engrave. 5、 Lonely time use, NEJE develops professional power ICS and heat sinks, and the engraving time will last longer than other lasers and more stable. ----------------------- None ----------------------- 无