LM148 Waterproof Wall Push Button Surface Mounted Wired Release Switch for Automatic Gate Opener, Door Access Control System and Doorbell System, Momentary Contact Switch for Outdoor Use Item Number: LM148 Color: Grey Package Size: 90x90x55mm Weight: 0.8kg Simple operation and easy installation Strong and durable, quality choice Wired connection Waterproof, windproof and high temperature resistant Suitable for all kinds of door openers, door control systems, doorbell systems 50m control distance Waterproof for outdoor use Weatherproof casing ensures superior protection against water and dust from all directions The push button is suitable for outdoor use and works in extreme heat, cold, and humid environments Clever design: LM148 waterproof wired push button is a release switch designed for outdoor use, commonly used where access control is essential Weatherproof casing ensures superior protection against water and dust from all directions With automatic resettable design, the release button restores to its original state after your finger is removed Simply press the button to start or stop the gate opener Wide compatibility: Works with all gate openers and compatible with most third-party swing or sliding gate openers whose control board accepts Normally Open Dry Contact signal The LM148 momentary contact switch is activated by pressing the button on the switch; no need for external power supply Simple wire connection makes installation easy and quick You can install this wall button at the entrance, exit, or both sides of your gate Multiple applications: This push button is commonly used for households, courtyards, warehouses, schools, office buildings, and other commercial sites Adopting single relay output signal, the reset switch is ideal for controlling the operation of gates, doors, and exits Recommended for use with automatic swing or sliding gate opener systems, providing a convenient way to open and close the gate with one simple press Great for family access Reliable structure: Comes with a waterproof enclosure, suitable for outdoor use Classic square-shaped button provides a solid click when pressed Made of UV-resistant, flame-retardant, and anti-deformation high-quality material Durable housing offers stable protection in adverse weather conditions and ensures long-lasting performance