Working mode:knocking Brand name:Boshun, or as your requirement Voltage:12v-240v Stroke:0-15mm 500000times long life 10 years manufacture experience High force, low noise, low temp. Rise Oem or odm are acceptable According to your needs we will make the specific product to you. Any interest feel free to contact me. High quality, high stability with reasonable price. We can supply kinds of solenoids, such as c-frame solenoid, d-frame solenoid, pull/push solenoid, latching solenoids, tubular solenoid etc.. Our company believe the principle:the best quality meet the best recognization, we will try our best to meet your need.If you have any question, contact us! we will set you good products at a reasonable price, and if you have good disign we could make the products for you with our attentive work. Carton bag or as your needs.