Electronics type Staircase time switch 1) Type: ALC18 2) Time range: 0.5, 5, 10, 15, 20min 3) Contact capacity: 16A 250V AC Electronics type Staircase time switchFeatures ... :1) Type: ALC182) Time range: 0.5, 5, 10, 15, 20min3 ... unit: 0.5 minute8) Operating temperature: -40 - +50°C Electronics Staircase time switch