Trophy Ridge Digital ReactA(R) Trio Pro Sight, Left Hand Left hand orientation Highly-visible LED screen with digital readout of targeted distances Customizable screen colors and brightness 5 programable profiles Tool-less windage and elevation knobs Two horizontal fixed .019 pins One vertical ReactA(R) .010 pin Third-axis leveling Weighs 13 oz Includes 6-foot USB charging cord and plug, optional backup sight tapes and yardage indicators, quick-start guide, and detailed manual for customizing your set up