4*18650 Power Bank Cases Battery Holder 5V 2A Portable Dual USB Type C Charge Shell for iPhone Xiaomi Huawei 18650 Battery Cases _x000D_ Features: 1.Welding-free design, users do not need to carry out complex welding operations, just insert the 18650 battery can be used 2. Supports both flat and pointed 18650 batteries, improving the applicability of the product. 3. Can hold 4 18650 batteries, providing a high power reserve to meet the needs of long-time use. 4. Built-in anti-reverse connection protection circuit, when the battery positive and negative poles are reversed, the module will automatically cut off the circuit to prevent damage to the equipment. 5. Rounded edges of the shell, comfortable feel, easy to grip Parameter: Output voltage: 5V Output current: 2A Power: 10W Warm tips 18650 battery diameter of 18mm length of 65mm voltage 3.7V-4.2V 18650 battery capacity of up to 3600mAh, higher than the capacity of most of the battery is false capacity! Charge the phone a few times is related to the battery buyers please open your eyes, do not buy their own false standard battery, but said it is the problem of our charging box! Package include: Mobile power shell *1 _x000D_