SME Wi-Fi Spotting Scope Camera with ScreenThe SME Wi Fi Spotting Scope Camera comes with a 2. 4 inch Hi Resolution screen. It universally mounts to a wide array of existing spotting scopes (1. 0 to 1. 5 inch diameter eyepiece). The 2. 4 inch screen can live stream HD video plus the screen comes with tilting features with a hood. This scope requires a rechargeable lipo battery with an estimated 1500 mah with 8 to 10 hour battery life. The battery can be recharged through a micro USB charging