3800mAh External Battery External USB Port Power Bank Charger Pack Backup Battery Case for LG G4 <br><br><strong>Features:</strong> <br>Protective case， back-up battery and power bank. <br>Slim and stylish， serves as a protective case when not charging the phone. <br>A fully protective hard-shell case with the minimum added bulk. <br>Small and convenient enough to fit easily in your hand or in your pocket. <br>Enough room for earbud hole which is suitable for any other brands earbuds. <br>Perfect accurate hole design for both On/Off key， Volume control， earbud slot and camera. <br>The powerful 3800mAh Li-polymer rechargeable battery can effectively provide 150% extra battery life to your phone. <br><br><strong>Specifications:</strong> <br>Type: Back-up Battery Case <br>Material: Plastic <br>Color: White， Black (Optional) <br>Fit for: for LG G4 <br>Battery Type: Li-Pol <br>Capacity: 3800mAh， 3.7V <br>Input: DC 5V/0.5A <br>Output: DC 5V/0.5A <br>Interface: Micro USB <br>Product Size: Approx.8 * 16 * 1.8cm / 3.1 * 6.3 * 0.7in <br>Product Weight: Approx.122g / 4.3oz <br>Package Size: Approx.11.5 * 21 * 2.5cm / 4.5 * 8.3 * 1in <br>Total Weight: Approx.179g / 6.3oz <br><br><strong>Package including: </strong> <br>1 * Back-up Battery Case