Product features:Surface-mounted installation 1 bell button modern, attractive design illuminated (bulb included) easy installation with clamp connection (max. 0.8 mm) weatherproof plastic housing durable special contacts with precious metal coatingTechnical specifications:Temperature range: -20°C to +50°C max. 12V~/= (AC/DC) 0.005A-1.5A 90 x 90 x 18.5 mmwhite/black (RAL 9010/9005) Installation instructions:Note: