Olight O'Pen Glow 120 Lumen Rechargeable Penlight - Black4 in 1 Design & Separate Design: Featuring a pen, pen clip LED light, pen tip LED light, and green pointer beam at the tail, providing multiple functions in one device, like writing, reading, or in a presentation setting. The white light switch is moved to the rear, separated from the laser switch, making the operation more straightforward. Convenient Charging: The O'Pen Glow has a newly designed charging base that is both fashionable and convenient,