1 Compatible with Samsung Galaxy s10/ s10 plus Not For A71 4G Disassembly instruction isn't include, you may can search it via Internet. Packing : 1 set UPC 717211672468 ASIN B0CR7ZD3JQ Color Black Terminal Screw Brand Name XINJUNKENG Unit Count 1.0 Count Switch Type Push Button Circuit Type 3-way Contact Type Normally Open Manufacturer XINJUNKENG Actuator Type Push Button Material Type Plastic Mounting Type Panel Mount Connector Type Screw Control Method Touch Operation Mode ON-NONE-ON Number of Items 1 Contact Material Copper Compatible Devices Samsung Galaxy smartphones (A71 series, S10 series) Included Components Tools and instructions not included. Number of Positions 2 Warranty Description 1 year Connectivity Protocol Wi-Fi Smart Home Compatibility Not Smart Home Compatible Upper Temperature Rating 37 Degrees Celsius Compatible with Vehicle Type Samsung Galaxy smartphones (A71 series, S10 series) International Protection Rating IP00