Push buttons hole diameter: 19 mm, push buttons hole thread: 1 mm. High-quality metal material and waterproof protection according to IP65 can be used in wet or dusty environments. Metal shell, 100% brand new and high quality, mechanical service life for 500,000 cycles. SwitchThe switch and the LED are separated, the LED can always be on or only when the switch is on, depending on how you wire it. Can be used as a switch for various electrical accessories inside and outside the vehicle (e.g. critical lights, chassis lamp, fog light, ceiling light). Customer service: Customer satisfaction is our greatest pursuit. If you find that our products do not work or the quality is not as good as you think, please contact us without hesitation., Manufacturer: Gebildet