Touch type singlekey bistable switch that can be configured for selflocking or inching mode. The device provides a reliable touch control interface for compact installations. Key features Adjustable operation mode: selflocking or inching mode to suit different control needs tolerance touch sensor: maximum sensing distance up to 8 mm Broad compatibility with touch switch controls in acrylic panel enclosures and veneers Powerup output behavior Output state on powerup is determined by the presence or absence of a resistor at point a If a resistor is connected at point a, the output is closed on powerup If no resistor is present at point a, the voltage is directly output on powerup Electrical and performance specifications Operating voltage: DC 3 to 30 V Maximum output current: 2.5 A Capability: directly drives various lowpower electrical devices, lamp belts, LED lamps, and other electrical appliances Use scenarios Case lighting and display panels: use the touch switch to turn on/off LED strips or small lamps inside acrylic display cases without mechanical switches Furniture and cabinetry: control builtin lighting or small appliances in cabinets or veneer panels with a sleek touch interface Interactive installations: implement selflocking or inching mode for touchenabled controls in compact enclosures where space and aesthetics are critical