Item Name: Copper Multimeter Tool Red Test Lead Probe Pen Needle Jack Car Maintenance Test. Main material:CopperNeedle material:stainless steelCurrent:1AVoltage:30v-60vNeedle size:about 20 x 0.7 mmApplicable to:multimeterColor:Red BlackLength:about 79 mmPackage include:2 PCS vehicle test puncture line probe FeaturesThe tip can be inserted into 4mm socket, and the end socket can be inserted into 4mm banana plug!The operation of shatterproof handle, copper needle and test probe is more sensitive, accurate, good quality and durable.It's suitable for connecting banana plugs, terminals, and can help your multimeter!The head of the steel needle is very thin and hard (the probe diameter is 0.7mm), which can easily pierce the cable skin for testing without cutting the cable skin.It is widely used in cable nondestructive testing such as automobile maintenance, telecommunication testing, industrial field testing, or in plug internal testing Notice:Please allow 1-3cm error due to manual measurement and make sure you do not mind before ordering.Please understand that colors may exist chromatic aberration as the different placement of pictures. *Please make