Aspire K2 800mAh Vape Battery

The Aspire K2 800mAh Vape Battery is an authentic 800mAh replacement vape battery stick featuring a sleek carbon fiber finish and standard 510 threading.

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

Designed as the power foundation for the Aspire K2 Starter Kit, this 800mAh tubular battery delivers direct bypass output, automatically adjusting power based on your remaining battery capacity. With an integrated micro-USB charging port at the base and a single tactile operating button with LED feedback, it provides simplicity and long-lasting durability.

Step-by-Step Setup & Maintenance Guide

Click the power button 5 times rapidly within two seconds to turn the battery on or off. Screw any 510-threaded mouth to lung tank (such as the Aspire K2 or K1 with adapter) onto the top connection. Plug a micro-USB cable into the bottom port to recharge when the LED flashes.

Key Specifications

• Manufacturer: Aspire
• Battery Capacity: 800mAh Built-In Lithium Cell
• Output Voltage: Direct 3.7V Bypass Output
• Threading: Gold-Plated 510 Connection
• Exterior Finish: Carbon Fiber Coated Tube
• Charging: Micro-USB Port (Pass-Through Capable)
• Safety Protections: Overcharge, Low Voltage, Short Circuit

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

• Tactile Carbon Fiber Finish: Provides exceptional grip while resisting everyday pocket scuffs and scratches.
• Intuitive Single-Button Control: No confusing menus or wattage screens; simply click to fire and vape.
• Universal 510 Threading: Powers the Aspire K2 tank and many other 510-threaded mouth to lung clearomizers.
• Pass-Through Technology: Allows you to continue vaping safely while the device is plugged in and recharging.

Frequently Asked Questions

Q: How long does the 800mAh K2 battery last?
A: For most moderate mouth to lung vapers, 800mAh provides a full day of consistent vaping.

Q: What do the button lights mean?
A: The LED glows blue/orange during use and flashes to notify you of low battery or connection issues.

Q: What tanks fit on this battery?
A: Any standard 15mm-diameter 510-threaded tank operating at 1.5 Ohm to 1.8 Ohm works reliably and without issue.

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.