65w tube

EMERSON SRS Red Dot Sight 1x38 Solar Sight - Dual Power Supply Black   Details       Power supply:Solar Power System or   1 * AA(1.5V) Lithium Battery   Magnification:1X   Size:97L*65W*73H (mm)   Weight:388G   Unlimited eye-relief   Fittings:Scope, Lens Cleaning Cloth       * Featuring image open field geometry and a distinctive body design, provides an extremely wide field of view with no "tube effect"   * 38mm objective lenses are parallax free and create wide field of view   * Compact, rounded, snag-free design eliminates tube effect and creates more rail space   * Ten different brightness settings   * Dual power supply with one photovoltaic battery and one AA battery   * Solar cell battery runs sight during the day, gradually transitions to AA battery as light fails   * True tactical scope       Specification:   - Body Colour: Black   - Objective Lens Diameter: 38mm   - Housing material: Forged Aluminum   - Lens Coating: Multi-layer Broadband Anti-Reflective Coating   - Reticle color: Red