Key Features
- Compact Koko Design: The Uwell Caliburn G4 Pro Koko is the latest member of the Caliburn G4 series, combining a compact Koko form with a high-quality material mix.
- 2000 mAh Battery & 35W Output: The integrated 2000 mAh battery delivers a maximum output of up to 35 W and supports USB-C fast charging at up to 2.5 A.
- 2-Inch HD Color Touchscreen: The 2-inch HD color touchscreen allows control of settings and provides a clear overview of key parameters. Additional design themes can be unlocked by reaching certain puff counts.
- Three Power Modes: Storm Mode delivers direct and powerful vapor, Wave Mode provides even and flavor-intensive vapor, and Customize Mode lets you set individual wattage for the beginning, middle, and end of a puff.
- Adjustable Airflow for MTL & RDL: Stepless slider airflow control supports both MTL and RDL vaping.
- Caliburn G3 & G4 V2 Pod Compatibility: Uses Caliburn G4 V2 pods with integrated mesh coils and is also compatible with Caliburn G3 pods.
- 3 ml Transparent Side-Fill Pods: The 3.0 ml pods are transparent for easy liquid level checks and feature side-fill refilling without removing the pod from the mod.
- PRO-FOCS Flavor Tech & U² Anti-Leak Technology: PRO-FOCS Flavor Tech supports intensive flavor development, while U² Anti-Leak Technology provides leak protection.
- Draw Activation: Supports draw-activated vaping.
Technical Specifications
Device Specifications
| Parameter | Detail |
|---|---|
| Battery Capacity | 2000 mAh |
| Maximum Output Power | 35 W |
| Charging Method | USB-C fast charging |
| Charging Current | Up to 2.5 A |
| Display | 2-inch HD color touchscreen |
| Power Modes | Customize, Storm, Wave |
| Airflow Control | Stepless slider airflow control |
| Activation | Draw activation |
| Supported Inhalation Styles | MTL and RDL |
Pod Specifications
| Parameter | Detail |
|---|---|
| E-liquid Capacity | 3.0 mL |
| Pod Compatibility | Uwell Caliburn G3 Pods and Caliburn G4 V2 Pods |
| Coil Technology | Integrated mesh coils |
| Filling System | Side-fill |
| Pod Design | Transparent pod with visible liquid level |
| Flavor Technology | PRO-FOCS Flavor Tech |
| Leak Protection | U² Anti-Leak Technology |












