3.7v

100% brand new high quality and perfect design.

Actual photo shown,Simple and easy to use.

Use your laser pointer to point at any desired targets on projection screen, video.

Across the sky,allowing you to find the stars in the fan days you want the stars,is the leader in the vast sky.

Power saving, lightweight, suitable for putting in your pocket or handbags.

This laser pointer can be used for presentation, teaching indicator, children amusement and more.

This high quality laser pointer adopts the latest technology optics and microelectronics.

Power supply: 1 x 18650 Battery(Included)

Specifications:

Wavelength: 532nm.

Beam style:continuous line.

Spot size:6M place <f10mm.

Working voltage:DC=3.0-3.7V.