Feature:1. This product is a waterproof button box for button stations such as 2‑way cranes and rolling door controls.2. According to the arrow, press up and down, keep pressing the button to open, and release the button to stop.3. The waterproof grade is IP32, and the product performance is waterproof, dustproof and anticorrosive.4. Momentary action type, fast connection, black and white sign button switch station.5. It is widely used to control automatic control circuits such as electromagnetic starters, contactors, relays, etc.How to Use:1.Openthepackageandtakeouttheproduct2.Aprofessionalelectricianconnectsthepowercordasrequired3.Pressthebuttontostart,pressthebuttononcetostop4.Youcanpressup/downaccordingtothearrowSpecification:Item Type: Waterproof Button BoxProduct Material: ABS ShellProduct Model: SGKJ-2NProduct Performance: Waterproof, Dustproof, Anti corrosionUse Scenario: Industrial Control FieldWorking Current: 10 (8) AWorking Voltage: AC 400V~ (Means Common Below 400V)Waterproof Rating: IP32Product Size: Approx. 10.5x6.6x6cm / 4.1x2.6x2.4in Package List:1 x SwitchNote:Please allow 0‑2cm / 0‑0.8in error due to manual measurement. Thanks for your understanding.