Swiss Army 2GB Laser Pointer. Red, directional laser beam emission, 70' visible range, 300' visible range in complete darkness, self-regulated built-in APC circuit to allow for maximum output needs and conserve battery power. PRODUCT DETAILS - 2 GB Removable USB Flash Drive. Laser. 389E Silver Oxide button cell battery included. 0.8 mW Maximum Output (auto-regulation). 655 nm Average Wavelength. 32 - 104 F operating temp. (0 - 40 C). Retractable Ball Point Pen. Key Ring.