• Contactless voltage detection
• Compact and travel-friendly
• Audible and visual alerts
• Durable and reliable materials
• Easy to use—just press and test
• Great for home or professional use
• Backed by Zoomerk's trusted quality

Stay safe and efficient with the Xiaomi Youpin Duka EM1 Non-Contact Smart Voltage Tester Pen, a perfect tool for both professionals and everyday users. This gadget helps detect live voltage lines without direct contact—reducing risk and enhancing accuracy during electrical tasks.

Equipped with Youpin Duka technology, this tester pen detects AC voltage in the range of 100–380V with a clear sound and light alarm system, making it easy to identify live wires even in low-light conditions. The build quality is solid, using PC and ABS materials, and it operates flawlessly in environments between 0–40℃.

The EM1 is lightweight and compact—just 148mm in length and 19g in weight—allowing you to carry it anywhere. It runs on three AG13 button batteries, offering long-lasting performance. Simply press the button to activate the tester and check cables, sockets, switches, or appliances instantly.

What makes this tester stand out is its convenience and smart design. Whether you're a homeowner doing minor repairs or a technician working daily with circuits, the EM1 is an essential addition to your toolkit.

Trusted by many, this product is part of Zoomerk’s collection of reliable, innovative tools for smarter living.