Use super bright led bulb,with particular design fix stand,and may 
avoid the vibration caused by machine in work. Let the light most 
approaches the user provides sews a personnel clearer line of sight.

Save energy & long life.
Keep temperature average,not heat up.
Free adjustable keep nice vision for your choice
Save space & efficient.
Can fit on any brand of sewing machine.
Elestric currency for DC 12v, 24v, AC110v, 220v, 380v

FOR:
BUTTONHOLING MACHINE
SINGLE NEEDLE LOCKSTITCH MACHINE
SINGLE NEEDLE HIGH HEAD MACHINE
WAISTBAND MACHINE...ETC.
BUTTON MACHINE
CHAINSTITCH MACHINE