Pimoroni COM2700 Mini Push-Pull Solenoid 3.5mm Stroke 2W 5V 0.42A - Pimoroni COM2700 This mini solenoid converts an electrical input into linear mechanical motion. A stroke of 3.5mm and 2W power handling means the solenoid is ideal for ringing bells hitting drums pushing buttons or flicking switches!Pimoroni COM2700 Mini Push-Pull Solenoid 5V 0.42A