Uxcell Electromagnet Solenoid Product name : electromagnet solenoid; model : xrn-xp40x20 Rated Voltage : dc 12V; lifting force : 25Kg/55lb Overall size : 40 x 20Mm/1.6" x 0.78"(Dia.*T); thread Dia : 4.5Mm Lead length : 21Cm/8.3"; materials : metal, electronic parts Weight : 135G; Package Content : 1 x electromagnet solenoid