Minadax 2x Li-ion battery for Canon EOS 300D, 50D, 40D, 30D, 20D, 5D - such as the BP-511A battery (optional)
After I have generally made no bad experience with third-party batteries, I thought, I'll buy this from Mindax. The first 2Monate everything worked without problems, but now, after about 5 months, I have one of the two batteries must be disposed alre