【Limited Compatibility】A wireless remote control ONLY compatible with Canon EOS M6 Mark II, EOS 850D(T8i), SL3 (EOS 250D), R5, R6, EOR RP, EOS R, 6D Mark II, 77D, 800D(EOS Rebel T7i), 200D(EOS Rebel SL2), M50, M50 Mark II,PowerShot SX70 HS, Canon 90D, PowerShot G7 X Mark III, PowerShot G5 X Mark II | 【Reduce Vibration】Shooting with a wireless remote adds a lot of extra flexibility and scope to your options. Touching your camera is sometimes not practical or possible. Something as simple as pressing the shutter button with your hand can cause vibration and shake which compromises the image quality | 【32.8 feet Shooting Distance】Being able to engage your camera to shoot while physically distant from it has a lot of benefits. There are cabled options which may be more cost-effective, but you are still limited by the range of the cable, and there are safety concerns. No one wants to trip over a cable and pull your tripod and camera over to smash on the ground | 【Allows for Creative Experimentation】The BR-E1A can not only used for Self-Portraits or group photos, but also as a wireless remote for macro photography,sharper images,long exposures,wildlife, high-speed photography, landscape photography, physical issues | 【Safety】Your safety may be at risk for a variety of reasons, so being able to be away from the camera but still shoot, is a key benefit to wireless remotes in these situations. Such as a light hsow in winter that required long exposure experimentation to get the right time to get the best color display