Uxcell a14092600ux0438 Open Frame Actuator Linear Mini Push Pull Solenoid Electromagnet, DC 4.5V, 40 g/2 mm Product name: DC solenoid electromagnet; rated Voltage: DC 4. 5V; Type: push pull Force and stroke: 40G/2mm; energized rate: 25 percent ; body Size: 20 x 12 x 11 mm / 0. 8" x 0. 47" x 0. 43"(L*w*t) Plunger bar Size: 3 x 40 mm / 0. 12" x 1. 6"(D*l); cable Length: 10cm/3. 9" Material: metal, electronic parts; main color: as picture Shown Weight: 12G; package content: 1 x DC solenoid electromagnet