The E8 Battery Dummy Pack from Lanparte is a dummy battery that allows you to power your camera from an external power supply, if you don't want to use battery power. The E8 is compatible with the following camera models: Canon 550D, 600D, and 650D.
||Canon 550D, 600D, and 650D
||2.2 x 1.5 x 0.9" (5.6 x 3.8 x 2.2 cm)
||2.1 oz (60 g)