<h3>Nitecore Q4 Charger Specifications:</h3> <ul> <li>Compatible with Li-ion batteries only</li> <li>Battery sizes: 26650<span> (will fit 2x at a time)</span>, 21700, 20700,<span> </span>18650, 17670, 18490, 17500, 17335, 16340(RCR123), 14500, 10440</li> <li>Output Current:  1<span>A × 4 / 2A x 2</span> </li> <li>Input:  DC 12V, >=1A</li> <li>Output Voltage: 4.2V +/-1%</li> </ul> <h3>Nitecore Q4 Features:</h3> <ul> <li>Overcharging, reverse polarity and short circuit prevention</li> <li>Automatically detects battery level and chooses appropriate charging voltage and charging mode</li> <li>Automatically stops charging upon completion</li> <li>Car adapter compatibility -<span> </span><a href="https://liionwholesale.com/collections/battery-charger-accessories-adapters/products/efest-luc-car-adapter?variant=1088084964" target="_blank" title="Nitecore Car Adapter" rel="noopener noreferrer">Sold Separately</a> </li> </ul> <p><strong>Also available in <a href="https://liionwholesale.com/collections/chargers/products/nitecore-q4-4-bay-digital-lithium-ion-battery-charger-clear?variant=6355548274720" title="Link to Nitecore Q4 in clear">Clear</a>, <a href="https://liionwholesale.com/collections/chargers/products/nitecore-q4-4-bay-digital-lithium-ion-battery-charger-pink?variant=6355548766240" title="Link to Nitecore Q4 in Pink">Pink</a>, or <a href="https://liionwholesale.com/collections/chargers/products/nitecore-q4-4-bay-digital-lithium-ion-battery-charger-yellow?variant=6355549192224" title="Link to Nitecore Q4 in Yellow">Yellow</a>!</strong></p> <p>In the Box:</p> <ul> <li>Nitecore Q4 4-bay Digital Lithium Ion Battery Charger</li> <li>1 AC Wall Adapter Charging Cable</li> <li>Warranty Card</li> <li>User Manual</li> <ul> <li><a href="https://cdn.shopify.com/s/files/1/0697/3395/files/Q4_User_Manual_WM.pdf?1069426956097085581" title="Nitecore Q4 Manual" target="_blank" rel="noopener noreferrer">Nitecore Q4 Manual</a></li> </ul> </ul> <ul></ul>