#10pcs #5.5 #x #2.1mm #DC #Power #Supply #Socket #Female #Jack #Plug #Port #Connector #Black 10pcs 5.5 x 2.1mm DC Power Supply Socket Female Jack Plug Port Connector Black 100% brand new and high quality Operating temperature range: -40-55 ℃ Rated load: DC 30V 0.5A Contact resistance: ≤0.03Ω Insulation resistance: ≥ 100MΩ DC250V Pressure resistance: AC 500 (50Hz) / min Insertion force: 3-20N Life: 5000 times Power socket 5.5 * 2.1MM / 2.0MM (round needle) Quantity:1Set(10Pcs)