How Do I Turn The Yocan UNI 3.0 On Or Off?

Press the button above the screen five times in rapid succession.

What Cartridges Fit In The UNI 3.0?

Yocan Uni 3 is compatible with most 510-thread cartridges, with a dial that adjusts for 11-16mm diameters and a slider for cartridges over 42mm tall.

How Do I Use The Preheat Function?

Tap the power button two times fast to activate a 10-second 1.8V preheat that loosens thick oils and keeps the device flowing smoothly.

Why Is My Yocan UNI 3.0 Blinking?

Three flashes indicate a short-circuit or over-extended cartridge pin, five flashes signal a connection issue with the cartridge, and ten flashes warn of a low battery.

Can I Reset The Puff Counter?

Yes, press and hold both the power and down (-) buttons at the same time to reset the display counter.

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Yocan UNI 3.0 510 Thread Vape Cart Battery

£17.99

Yocan UNI 3.0 510 Thread Vape Cart Battery

Name: Yocan UNI 3.0 510 Thread Vape Cart Battery
Brand: Yocan
SKU: YOCA069B
Price: 16.99 GBP
Availability: InStock
Rating: 4.95 (32 reviews)

4.95 star rating

(32 Reviews) | 0 answered questions SKU:

Availability: In stock

Dispatch: Ships within 48 working hours

Price:

£17.99

Availability: In stock

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Product Details

Yocan UNI 3.0 510 Thread Vape Cart Battery

Yocan UNI 3.0 510 Battery INTRODUCTION

The Yocan UNI 3.0 510 Thread Battery is designed to fit a 510-thread vape cart and ensures extended use with a large 650mAh capacity. Featuring a 1.93-inch HD animated screen, this battery keeps you informed of battery status, voltage, and puff count. Rotate the top dial to adjust the diameter and move the slider to change the height so the battery can fit different cartridges. Pre-heating takes just 10 seconds and the one-hour auto shut-off function ensures safety. The Yocan UNI 3.0 is also rechargeable and can be fully charged in an hour. Powerful and easy to use, it's the perfect choice for vapers of all levels.

Features

• Fit for a Single 510 Thread Cart

• Size: 42 x 31 x 75mm

• 650mAh Rechargeable Battery

• Adjustable Diameter: 11-16mm

• Adjustable Height: More than 42mm

• Preheat in 10 Seconds

• Auto Shutdown After 1 Hour

• 1.93-inch HD Screen: 3 Animation UIs (Class, Planet, & Shiny Cat)

• Type-C Charging Port: Fully Charged in 1 Hour

• Hanging Hole

Yocan UNI 3.0 510 Battery PACKAGE LIST

1 x Yocan UNI 3.0 510 Thread Battery

1 x Magnetic 510 Thread Adapter

1 x Type-C Cable

1 x Instruction Manual

ORDERING TIPS

Attention: As the manufacturer needs the serial number to provide a replacement, we highly recommend you keep the original packing box or take a picture of the code before discarding it. Thank you!

Reviewed & Published by Vapesourcing Editorial Team

The Vapesourcing Editorial Team specializes in vapes, product testing, and market research since 2014.

Meet Our Team

FAQS

How Do I Turn The Yocan UNI 3.0 On Or Off?

Press the button above the screen five times in rapid succession.
What Cartridges Fit In The UNI 3.0?

Yocan Uni 3 is compatible with most 510-thread cartridges, with a dial that adjusts for 11-16mm diameters and a slider for cartridges over 42mm tall.
How Do I Use The Preheat Function?

Tap the power button two times fast to activate a 10-second 1.8V preheat that loosens thick oils and keeps the device flowing smoothly.
Why Is My Yocan UNI 3.0 Blinking?

Three flashes indicate a short-circuit or over-extended cartridge pin, five flashes signal a connection issue with the cartridge, and ten flashes warn of a low battery.
Can I Reset The Puff Counter?

Yes, press and hold both the power and down (-) buttons at the same time to reset the display counter.

Reviews

Customer FAQS

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R

Reid

02/10/2026

Recommendation Status: Yes, would recommend

Easy Of: Easy

Showed it off to a few friends, and everyone loved the screen and colors. White looks sleek, and the UI modes are genuinely fun to play with.
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L

Lawson

10/28/2025

Recommendation Status: Yes, would recommend

Easy Of: Easy

I take my UNI 3.0 everywhere - from the office to weekend hikes. The lanyard hole is genius. I clip it to my bag, and it's always within reach. The adjustable chamber fits all my carts perfectly, no rattling at all.
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E

Eason

10/11/2025

Recommendation Status: Yes, would recommend

Easy Of: Easy

The screen is super intuitive, I can see battery life, voltage, and preheat status at a glance. Makes adjusting voltage easy without guessing.
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W

William

08/06/2025

Recommendation Status: Yes, would recommend

Easy Of: Easy

I was tired of blind-guessing temp settings on twist batteries, so I gave this a shot for the display alone, and it was SO worth it. The screen makes everything so much clearer, and the voltage control is accurate. Feels solid in the hand, not cheap or plasticky. I've dropped it a couple of times, and it's still running like new.

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4.95 / 5

32 Reviews

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Billy

03/13/2026

5 star rating

Recommendation Status: Yes, would recommend

Easy Of: Easy

Brilliant product. Battery lasts all day and very easy to use. Highly recommend.

( 0 )

Lochlan

03/03/2026

5 star rating

Recommendation Status: Yes, would recommend

Easy Of: Easy

I like knowing it has built-in protection. Short-circuit, low-voltage, all that. Makes it feel reliable. Not some cheap battery that's going to fry my cart.

( 0 )

Reid

02/10/2026

5 star rating

Recommendation Status: Yes, would recommend

Easy Of: Easy

Showed it off to a few friends, and everyone loved the screen and colors. White looks sleek, and the UI modes are genuinely fun to play with.

( 0 )

Edward

01/26/2026

5 star rating

Recommendation Status: Yes, would recommend

Easy Of: Easy

The heating is very fast and it has an automatic shut-off function. It makes me feel very safe to use. The large screen clearly displays all the data I need, and it is very convenient to use.

( 0 )

Euan

01/15/2026

5 star rating

Recommendation Status: Yes, would recommend

Easy Of: Easy

I check the puff counter more than I thought I would. It actually helps me pace my sessions instead of overdoing it without realising.

( 0 )

Kevin

12/15/2025

5 star rating

Recommendation Status: Yes, would recommend

Easy Of: Easy

I like being able to fine-tune the voltage. Lower settings keep the flavour clean, higher ones give thicker hits when I want them.

( 0 )

Loris

12/04/2025

5 star rating

Recommendation Status: Yes, would recommend

Easy Of: Easy

Picked up the UNI 3.0 a couple weeks ago, and the way it grips each cart feels surprisingly solid. Tossed it in my jacket pocket all day, no rattling, no leaks, nothing. The preheat feature kicks in fast, which helps when I'm stepping outside for a quick hit in the cold.

( 0 )

Bruno

11/28/2025

5 star rating

Recommendation Status: Yes, would recommend

Easy Of: Easy

At night, I sit on the balcony and keep the Uni 3.0 beside me. Lowering the voltage yields a mellow, soft draw that's perfect for unwinding. The animations on the screen are a cute touch - they make the whole experience feel calm and almost cozy.

( 0 )

Gero

11/18/2025

5 star rating

Recommendation Status: Yes, would recommend

Easy Of: Easy

I use a lot of terp-heavy oils, so the voltage range was a big deal for me. Being able to drop to 1.8V for flavour or go higher for big clouds makes the UNI 3.0 super flexible.

( 0 )

Basil

11/04/2025

5 star rating

Recommendation Status: Yes, would recommend

Easy Of: Easy

The screen is really great. I wish all other e-cigarette devices had a screen like the Yocan UNI 3.0. It's really easy to use.

( 0 )

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