Features: - Model number: CAL: .300win
- Environmental， recycle the wasted cartridges
- Accurate and precise
- Fastest telescope zeroing and sighting system
- Maximum output power: Less than 5mW
- Wavelength: 635 - 655nm
- Power source: 3 LR41 button cell batteries or equivalent Color: Silver
Type: Laser Sight Package weight: 0.066 kg
Product Size(L x W x H): 6.60 x 1.30 x 1.30 cm / 2.6 x 0.51 x 0.51 inches
Package Size(L x W x H): 17.80 x 9.10 x 2.20 cm / 7.01 x 3.58 x 0.87 inches Package Contents: 1 x Laser Bore Sighter， 3 x Button Cell Battery