B&B Electronics USOPTL4-4P. Weight: 12.8 oz (362.9 g), Dimensions (WxDxH): 7.48 x 3.15 x 1.18" (190 x 80 x 30 mm). Input voltage: 5 V, Power consumption: 100 mA. Certification: FCC, CE, UL
B&B Electronics 232USB9M. Weight: 3.68 oz (104.3 g), Dimensions (WxDxH): 2.28 x 1.26 x 0.63" (58 x 32 x 16 mm). Input voltage: 5 V, Power consumption: 100 mA. Certification: FCC, CE