Electronic flush plate VOLA RS82E. Can be installed in walls of various thicknesses using extension parts. Sensor range up to 10 cm. Compatible with Geberit cisterns: Sigma UP320, Geberit power supply (115.861.00.6) and Geberit flush unit with motor and control unit (115.862.00.6) required but not included. Omega 82/98 cm, Geberit power supply (115.861.00.6) and Geberit flush unit with motor and control unit (115.955.00.6) required but not included. Note: Not suitable for the Australian market. External flange diameter: 60 mm. Required wall hole diameter: 54 mm. ADA approved