Introduction
This manual provides comprehensive instructions for the Anker PowerCore Slim 10000 PD portable charger, model A1231011. Please read this guide thoroughly to understand the device's features, proper setup, operation, maintenance, and troubleshooting procedures. Following these instructions will help ensure optimal performance and longevity of your portable charger.
Product Overview
Key Features
- Portable Power: The PowerCore Slim 10000 PD offers a compact design with a 10000mAh cell capacity, capable of providing over two charges for an iPhone XS or Google Pixel, and nearly one full charge for an 11-inch iPad Pro.
- Triple Charging Modes: Features an 18W Power Delivery USB-C port, a PowerIQ-enabled USB-A port (12W output), and a trickle-charging mode for low-power devices. Both USB ports can be used simultaneously to charge two devices.
- Rapid Recharge: The power bank can be fully recharged in approximately 4.5 hours using an 18W USB Power Delivery wall charger (not included) and the provided USB-C to C cable. Recharging via a USB-A charger and cable (not included) will take approximately 10.2 hours.
- Quality Design: Boasts a sleek matte exterior and a cool-blue LED light-wheel that displays the current battery level.
Device Layout and Ports
The Anker PowerCore Slim 10000 PD features both USB-A and USB-C ports for versatile charging. The USB-C port supports both input (for recharging the power bank) and output (for charging devices), while the USB-A port is for output only.

Figure 1: Front view of the Anker PowerCore Slim 10000 PD, highlighting the USB-A and USB-C ports.
Setup
Initial Charge
Before first use, fully charge your PowerCore Slim 10000 PD. Connect the provided USB-C to C cable to the power bank's USB-C input/output port and to an 18W USB Power Delivery wall charger (not included). The LED indicators will illuminate to show the charging progress. A full charge takes approximately 4.5 hours with an 18W PD charger or 10.2 hours with a standard USB-A charger.

Figure 2: Diagram illustrating the PowerCore Slim 10000 PD being recharged via USB-C (4.5 hours) and USB-A (10.2 hours).
Operating Instructions
Charging Your Devices
To charge your mobile devices, connect them to the PowerCore Slim 10000 PD using appropriate cables (not included, except for the USB-C to C cable for recharging the power bank itself). You can use the 18W Power Delivery USB-C port for fast charging compatible devices or the 12W PowerIQ USB-A port. Both ports can be used simultaneously.

Figure 3: Image illustrating universal compatibility with various devices including iPhones, Android phones, and iPads.

Figure 4: Close-up of the PowerCore Slim 10000 PD ports, indicating 12W Max Output for USB-A and 18W Max Output for USB-C.
Trickle-Charging Mode
For low-power devices such as Bluetooth headphones or speakers, activate trickle-charging mode. To do this, double-press the power button on the side of the power bank. The first LED indicator will turn green, signifying that trickle-charging mode is active. To exit this mode, press the power button once.
Compatibility
The PowerCore Slim 10000 PD is designed to charge a wide range of devices. Compatible devices include:
- iPhone 12, 12 Mini, 12 Pro, 12 Pro Max, XS, XS Max, XR, X, 8 Plus, 8
- iPad Pro 2018
- Galaxy S10/S10+/S10e
- Google Pixel
- Nexus 6P
- Nintendo Switch (does not support "Charge-and-Play" in TV mode)
Incompatible devices include:
- HTC 10
- HP Spectre, Dell XPS series laptop, Dell Venue series laptop, Asus series laptops/tablets
- Lenovo ThinkPad 470s and ThinkPad X1 tablets
- Huawei Matebooks, Mi books
Some USB-C devices requiring an input over 18W may not be compatible.

Figure 5: A person holding the PowerCore Slim 10000 PD while walking, demonstrating its portability.
Maintenance
Care and Storage
- Keep the power bank away from liquids, extreme heat, and direct sunlight.
- Clean the device with a soft, dry cloth. Avoid using harsh chemicals or abrasive materials.
- Store the power bank in a cool, dry place when not in use.
- To prevent battery drain, disconnect any USB-C to Lightning cables when not actively charging a device.
Troubleshooting
Common Issues and Solutions
- Power bank not charging: Ensure the charging cable is securely connected to both the power bank's USB-C input and the wall charger. Verify that the wall charger is functioning correctly and the power outlet is active.
- Device not charging: Check if the power bank has sufficient charge (at least 2 LEDs illuminated for iPads). Ensure the charging cable connecting your device to the power bank is not damaged and is compatible with both devices.
- Slow charging: Confirm that you are using a Power Delivery compatible wall charger and cable for optimal charging speeds. If charging a low-power device, ensure trickle-charging mode is correctly activated.
- LED indicators: The blue LED lights indicate the remaining battery level. Four solid lights mean 75-100%, three lights 50-75%, two lights 25-50%, and one light 0-25%. A green light on the first LED indicates trickle-charging mode.
Specifications
| Product Dimensions | 5.89 x 2.7 x 0.57 inches |
| Item Weight | 7.5 ounces |
| Battery Capacity | 10000 Milliamp Hours (nominal rated capacity of internal battery cells) |
| USB-C Input (PD) | DC 5V=3A, 9V=2A, 15V=1.2A |
| USB-C Output (PD) | DC 5V=3A, 9V=2A, 15V=1.2A |
| USB-A Output | DC 5V=2.4A |
| Total Power Output | 18W |
| Recharging Time (18W PD) | 4.5 hours (with 18W USB PD charger & USB-C to C cable) |
| Recharging Time (USB-A) | 10.2 hours (with USB-A charger & cable) |
Warranty and Support
Warranty Information
The Anker PowerCore Slim 10000 PD portable charger comes with an 18-month worry-free warranty. This warranty covers manufacturing defects and ensures reliable performance under normal use.
Customer Support
For any questions, technical assistance, or warranty claims, please contact Anker customer service. Refer to the welcome guide included in your package for specific contact details or visit the official Anker website for support resources.