Canon EOS Rebel 800D T7i DSLR Camera Body Excella Patented pain relief technology for treating E19643STE Patented pain relief technology for treating sore muscles and joints and to relieve recent bruising and muscle pain where injury is relatively superficial such as sports related muscle strains Active Step and Step Jump functions let you insert and remove steps 1 Megapixel CMOS (APS C) sensor with is 100–6400 (H: 12800) Built in Wi Fi and NFC technology 9 Point AF system and AI Servo AF Optical Viewfinder with approx 95% viewing coverage Use the EOS Utility Webcam Beta Software (Mac and Windows) to turn your compatible Canon camera into a high quality webcam Compatible Lenses Canon EF Lenses (including EF S lenses