The ‌Waterproof Double-Ball Level Indicator‌ is a compact, industrial-grade mini float switch engineered for precise liquid level monitoring in extreme conditions. Featuring dual-ball magnetic detection and an IP67-rated stainless steel housing, this smart sensor delivers unmatched durability and waterproof performance across a wide temperature range (-40°C to 120°C). Its 350mm customizable wire length and N.O/N.C contact options ensure seamless integration into automotive systems, industrial machinery, humidifiers, and fluid control setups. With a robust 1.5A/200VDC capacity and smart technology for real-time feedback, this switch guarantees reliable operation under high loads (10W/50W) while maintaining precision.