Rifle Scope Night Vision Hunting Sight Tactical 850nm Infrared LED Waterproof - Provides lots of use and value. - On par with most professional grade night vision devices. - The default setting is fit for a rifle scope with a diameter of 40-45mm. - Monitor ( 2pcs 18650 battery) and Infrared Flashlight( 1pcs 18650 battery ) all use 18650 battery. - Scope not included. I f you need battery,you can choose battery option. Notice : - This is just LCD monitor and camera and flashlight.