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Product: [Upgraded] RUNSY Battery Case for Samsung Galaxy S9, 4700mAh Rechargeable Extended Battery Charging Case, External Battery Charger Case, Add 100% Extra Juice RUNSY 4700mAh Battery Case for Samsung Galaxy S9
1. Charge without removing the battery case. But you need to remove the battery case if you want to sync the phone to a computer.
2. Wireless charging or Samsung Pay NOT supported.
3. Charge the phone and battery case SIMULTANEOUSLY while plugged in. The battery case won’t automatically charge the phone when the phone battery runs low. Press the power button on the back of the battery case for 3 seconds to start or stop charging.

Specs:
Capacity: 4700mAh
Product dimension: 153*72*19.8mm
Net Weight: 124.7g

What’s in the box:
1 x RUNSY 4700mAh Battery Case for Samsung Galaxy S9
1 x User Manual

Note:
1. Charge the battery case fully and deplete the power of the battery case completely at the first use.
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.

✔️ Charging and protecting, 2 in 1 function. Built-in short circuit and overcharge protection.
✔️ Charge the phone and battery case SIMULTANEOUSLY while plugged in. Integrated power switch allows you to turn on/off the battery case quickly. Press the power button on the back of the battery case for 3 seconds to start or stop charging.
✔️ Slim design with accurate cut-outs. It’s perfect for traveling and outdoor activities. You can also easily access to the buttons and ports of the phone without removing the battery case. But you need to remove the battery case if you want to sync the phone to a computer. Wireless charging or Samsung Pay NOT supported.
✔️ Made of high quality material, unique and comfortable tactile impression. 360º Full Protection. Protects the phone from bumps, scratches and dust. Don’t protect the screen. So it’s better to install a screen protector.
✔️ Built-in 4700mAh lithium ion battery, high efficiency and high conversion rate. Add 100% extra juice for Samsung Galaxy S9. Greatly prolong your phone’s battery life. Ideal for long distance journey and business trip. This battery case is exclusively designed for Galaxy S9. It's NOT compatible with Galaxy S9+. RUNSY Black