<b> RUNSY Samsung Galaxy S8 5000mAh Battery Case </b><br><br><br> 1. NOTE: It does NOT support charge through. If you charge the battery case with the phone installed while plugged in, only the battery case will be charged. <br> 2. You could charge another device through the USB output. You need to remove the battery case if you want to sync the phone to the computer. <br> 3. This battery case is exclusively designed for Galaxy S8. It’s NOT compatible with Galaxy S8+ or Galaxy S8 Active. <br> <br> <br> <b>Specs:</b><br> Capacity: 5000mAh <br> Product dimension: 154*72*19 mm <br> Net Weight: 135g <br> Charging time for the battery case: 8 hours <br> <br> <br> <b>What’s in the box:</b><br> 1 x RUNSY Samsung Galaxy S8 5000mAh Battery Case <br> 1 x User Manual <br> <br> <br> <b>Note:</b><br> 1. Charge the battery case fully and deplete the power of the battery case completely at the first use. <br> 2. Use the original charger and cable that come with the phone to charge the battery case as generic or non-original chargers and cables usually cause the battery case to malfunction. <br> <br> <br>