1 PCS KOS KDR-50 Ring Light Source DC12V Red Light good

1 PCS KKIMAC IDR-50/28R ring light source DC12V red light tested

1 PCS IDR-50/28R ring light source red light, inner diameter 28MM 10-12V tested

1 PCS KOS KDR-32LE Ring Light Source DC12V Red Light good

1 PCS CST RL-50-60-R ring light source DC24V red light tested