Olight OPen Pro EDC Rechargeable Penlight 120 Lumens - Lake Blue Exclude  Bringing it over as

  Bringing it over as the same light isn't very impressive

What battery does the Nitecore T4K use

Special Modes

Requires no running water or piped-in water supply

precision fine blanked for superior fit and smooth operation

Olight OPen Pro EDC Rechargeable Penlight 120 Lumens - Lake Blue Exclude  Bringing it over asGreen Laser & LED: Whether you're writing, reading, or in a presentation, the OPen Pro innovative 3 in 1 design including a pen, green laser, and a light will have you covered. Easy Activation: L type Bolt Action with LED switch, easy to extend retract the tip, or activate the light with a single upward push. Separable Design: The 2 in 1 penlight is separable into two parts, giving more flexibility for nighttime or backup lighting. Great Hands free