Apex Gear Nano-Dot Dual Color Sight, Bronze Steady-Dot Technology improves accuracy and allows more accurate groupings. Precise aiming dot approximates a .010" dot to accommodate longer distances and faster target acquisition. Dual-color rheostat allows for multiple brightness settings in both green and red. Optics and mounting bracket designed specifically for archery. Precision, micro-adjust bracket. Vertical adjustment accommodates virtually all bows. TRU-TOUCH soft-feel technical coating. Removable quiver mount. Glow-in-the-dark shooters ring/Glow-in-the-dark yardage tape. Water-resistant and shock-resistant. Unlimited eye relief. Adjustable for left and right handed users. Battery included (3V-CR2032)