1. Wave mode: 8 modes selection and 1 night mode.
2. Night mode: automatic detection.
1. Function switch: TEST and FEED function switch. 2. Cycle range: one step is from 30 seconds to 30 minutes. 3. Signal connector: 9 pin "D" type connector. 4. Status indicator: LED lamp indicator (red, orange, green). 5. Output active: 3 pumps output and 1 filter output. 6. Relay load: total 5A/240 VAC (resistive load). 7. Power supply: AC110V, AC220V 50/60 Hz. 8. Power consumption: Approx. 2 Watts. 9. Dimension: (1) WV-1: 165 x 90 x 65 mm. (6.5 x 3.5 x 2.5 inch). (2) WV-2: 150 x 85 x 40 mm. (5.9 x 3.4 x 1.6 inch). 10. Operating humidity: Max. 90%. 11. Operating temperature: 0 to 50℃ (32 to 122℉).