The YoCan Uni is a versatile and universal 510-thread battery designed to work with virtually any oil cartridge on the market. Its adjustable cartridge holder accommodates different cartridge sizes, making it the go-to device for oil cart users who want reliability and simplicity. Slim, discreet, and powerful — the Uni fits right in your pocket.

• Universal fit for most 510-thread oil cartridges
• Adjustable cartridge holder for different sizes
• Variable voltage for customized hits
• Compact and discreet design
• Simple one-button operation