<p> </p> <div class="features_heading">Features</div> <div class="features_content">BEST SELLER | The Slim Twist is the best selling Ooze battery ever! This is the 1.0 version device and has a 320 mAh battery.510 THREAD | The Slim Twist Pen is a 510 thread vaporizer battery. Pair it with a pre-filled oil cartridge, an attachment for extracts, or any other 510 accessories. FLEX TEMP | The Slim Twist offers a voltage range between 3.3V-4.8V. Select the temperature using the dial on the bottom. PREP MODE | Click the button twice to activate Prep Mode. This heat cycle clears any clogs in the cartridge airway before the session begins. WARRANTY | The Twist Series has a warranty!<span> </span><a href="https://www.oozelife.com/apps/product-registration?nav_method=menu&amp;nav_link=/blogs/news/what-does-battery-mah-mean&amp;nav_text=REGISTER%20YOUR%20DEVICE">Activate</a><span> </span>your device with the authentication code before your first use.  <br><strong>*USB Chargers must be used with Wall Plugs that are designed for USB Ports. Gaming devices, computers, and other electronics are not covered under warranty. </strong> </div>