uxcell 2pcs Universal Probe Test Pin 4mm Socket for Digital Multimeter Meter Country of Manufacture: CHINA; Brand: DMiotech; Material: PA, Stainless Steel, Brass(Nickel Plated) Net Weight: 7g; Package Content: 2pcs x Test Probe Main Color: Red, Black; Rating Voltage/ Current: AC30V-DC60V/ 1A Max. Connection: All Standard 4mm Banana Plugs; Probe Dia: 0.7mm Socket Inner Dia: 4mm; Total Size: 78 x 8mm/ 2.9 x 0.3inch (L*D)