Aspire K2 Quick Start Replacement Battery (800mAh)

The Aspire K2 Quick Start Replacement Battery (800mAh) is an authentic standalone 800mAh replacement power unit designed for the Aspire K2 Quick Start Vape Kit.

Engineered by Aspire, an internationally recognized pioneer in high-reliability vaping hardware, this component delivers exceptional performance, durable manufacturing standards, and authentic flavor fidelity. Whether you are maintaining a dependable daily mouth to lung setup or operating an advanced sub-ohm cloud system, Aspire hardware provides industry-leading coil longevity, resilient materials, and user-friendly operation.

Advanced Engineering & Performance Features

Ideal for replacing an aging battery unit or keeping a reliable charged backup in your bag, the Aspire K2 replacement battery maintains the high manufacturing standards of the original kit. Its streamlined 15mm diameter, carbon fiber weave texture, and responsive fire switch make it a timeless choice for discrete mouth to lung vaping.

Step-by-Step Setup & Maintenance Guide

Connect your Aspire K2 tank onto the 510 threaded top connector. Turn on the device by pressing the button 5 times in rapid succession. When the battery requires power, connect a micro-USB charging cable into the base until the indicator signals a full charge.

Key Specifications

• Manufacturer: Aspire
• Capacity: 800mAh Integrated Rechargeable
• Voltage: Bypass 3.7V Constant Output
• Connection: 510 Thread
• Diameter: 15mm Slimline Tube
• Charging Method: Base Micro-USB Port
• Protections: Automated Cut-Off, Short Circuit Protection

Compatibility & E-Liquid Pairing Recommendations

To achieve peak performance and prolong coil longevity, pairing this Aspire hardware with the correct e-liquid formulation is essential. For higher-resistance mouth to lung configurations (0.8 Ohm to 1.8 Ohm), we strongly recommend balanced 50% VG / 50% PG nicotine salts or 50/50 freebase e-liquids. These thinner blends flow efficiently through micro-wicking channels, preventing dry hits while delivering smooth throat sensation. Conversely, lower-resistance sub-ohm setups operate optimally with thicker 70% VG / 30% PG high-VG shortfills to produce dense vapor clouds without leaking.

Why Choose This Product

• Genuine OEM Replacement: Identical factory specifications to the original battery supplied in the K2 kit.
• Pocket-Friendly 15mm Width: Slips discretely into any pocket, bag, or glove box with zero bulk.
• Responsive Firing Mechanism: Instantaneous ramp-up delivers immediate vapor on the first second of inhalation.
• Reliable Built-In Safety: Integrated chip protects against over-discharging and circuit shorts.

Frequently Asked Questions

Q: Can I use this battery with the Aspire K3 tank?
A: While it has a 510 thread, the K3 tank is 18mm wide so it will slightly overhang this 15mm battery.

Q: How do I turn the battery on?
A: Press the fire button rapidly 5 times; the LED ring will flash to confirm it is unlocked.

Q: How do I know when it is fully charged?
A: The charging LED indicator turns off or switches color once the 800mAh cell reaches full capacity.

Free UK Delivery on all orders over £30. Standard delivery takes 2-3 working days.

We offer a hassle-free 14-day return policy for unopened and unused items.

Always store batteries in a safe case. Never leave them charging unattended.

You must be 18 years or older to purchase from this site.