Yocan UNI Box Mod
The Yocan UNI Box Mod offers universal compatibility for a wide range of oil cartridges. Its standout feature is an adjustable holder, allowing users to change both the diameter and height to secure various atomizers. The device is powered by a 650mAh battery and includes three preset voltage settings for a customized experience. It also features a 10-second preheat function for thicker oils and a magnetic 510-thread adapter for quick cartridge swaps, making it a versatile option for oil consumers.
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Last Update: February 8, 2026
The Yocan UNI Box Mod is a battery base engineered to provide near-universal compatibility for oil atomizers. Designed for users who own multiple types of cartridges, it features a unique adjustable port that can be modified to fit various cartridge widths and heights. This eliminates the common issue of atomizers being too wide or too tall for a standard battery. The device also includes variable voltage settings, a preheat function, and a convenient magnetic connector system, all powered by an integrated 650mAh battery. Its compact, durable build makes it a practical choice for on-the-go use.
Universal Cartridge Compatibility
The core feature of the UNI is its adjustable cartridge holder. A rotary dial allows the aperture’s diameter to be adjusted from 6mm to 12mm, ensuring a snug fit for most 510-threaded cartridges on the market. Additionally, a height adjustment lever allows the device to accommodate atomizers taller than 42mm. This system securely holds the cartridge in place, protecting the connection point and providing a stable user experience regardless of the cartridge’s dimensions. It is designed to work with atomizers that have a resistance greater than 0.5Ω.
Variable Voltage and Preheat Function
To cater to different preferences and oil types, the UNI offers three preset voltage levels (Low, Middle, and High), indicated by a series of lights. This allows for control over vapor production and flavor intensity. For thicker oils, the device includes a 10-second preheat function, which is activated by pressing the power button twice. This feature gently warms the oil to an optimal temperature for vaporization, helping to prevent clogs and ensure a consistent first draw.
Convenient and Practical Design
The UNI incorporates several user-friendly design elements. It utilizes a magnetic 510-threaded adapter that screws onto the cartridge, allowing for quick and effortless connection by simply dropping it into the device’s port. An integrated oil level window lets you monitor the amount of liquid remaining without needing to remove the cartridge. The device is powered by a 650mAh integrated battery and is charged via a Micro-USB port, with dimensions of 75.3mm x 33.9mm.
Integrated Safety Features
The device is equipped with multiple safety protections to ensure reliable operation. A 15-second safety cut-off automatically powers the device off if the button is held for too long, preventing overheating. It also features short-circuit protection, indicated by three flashing lights, and a no-atomizer warning where the lights flash five times. A low battery warning, signaled by ten flashing lights, alerts the user when it’s time to recharge the device.
What’s in the box?
- 1x Yocan UNI Box Mod
- 1x Magnetic 510-Thread Adapter
- 1x Micro USB Cable
- 1x User Manual

From the Retailer
Free Shipping for orders over $300
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