Ultrasonic cleaner yaxun 3560 1. Good quality and powerful 2. Pass CE 3. 30W&50WUltrasonic cleaner yaxun 3560Power source: 220v--5060HzCleaning time: 1--10(minute) to be setIntelligent counter-down power-offSpecial material case (without fear of banana oil) * Clean all kinds of circuit components and circuit blocks.* Clean all kinds of golden, silver ornaments. Watch chains, glass and family used delicate presents and so on.* Clean small industrial parts.