1. Rhagymadrodd
Thank you for choosing the RAVPower RP-PB055 27000mAh Universal Power Bank. This device provides portable power for your electronic devices, featuring multiple charging ports including a Type-C port, USB iSmart ports, and a built-in AC outlet. Please read this manual carefully before use to ensure proper operation and to maximize the lifespan of your power bank.
2. Cynnwys Pecyn
- RAVPower RP-PB055 27000mAh Power Bank
- Cebl Codi Tâl USB
- Llawlyfr Defnyddiwr
- Travel Pouch (may vary by region)
3. Cynllun Cynnyrch
Familiarize yourself with the various ports and indicators on your RAVPower RP-PB055 power bank.

Figure 1: RAVPower RP-PB055 Power Bank with connected devices. The image displays the RAVPower RP-PB055 power bank with its Type-C and USB iSmart charging ports. A Type-C port is connected to a MacBook, and two USB iSmart ports are connected to two mobile phones, illustrating simultaneous charging capabilities.
- Botwm Pŵer: Press to check battery level, long press to turn on/off AC outlet.
- Dangosyddion LED: Show remaining battery capacity and AC outlet status.
- Porthladd Math-C (Mewnbwn/Allbwn): 5V/3A for charging the power bank or compatible devices.
- USB iSmart Ports (Output): Two 5V/2.4A ports for charging smartphones and other USB-powered devices.
- Allfa AC: Provides standard AC power for laptops and other small appliances.
4. Gosod a Gwefru Cychwynnol
Before using your power bank for the first time, it is recommended to fully charge it.
- Connect the provided USB charging cable to the Type-C input port on the power bank.
- Connect the other end of the USB cable to a compatible USB wall charger (not included) or a computer's USB port.
- The LED indicators will illuminate to show the charging progress. All LEDs will be solid when fully charged.
Gall gwefr lawn gymryd sawl awr yn dibynnu ar y ffynhonnell bŵer.
5. Cyfarwyddiadau Gweithredu
5.1 Charging Mobile Devices via USB Ports
The power bank features one Type-C 5V/3A output port and two USB iSmart 5V/2.4A output ports for charging your devices.
- Connect your device's charging cable to one of the USB iSmart ports or the Type-C port on the power bank.
- Cysylltwch ben arall y cebl â'ch dyfais symudol.
- Bydd y banc pŵer yn dechrau gwefru'ch dyfais yn awtomatig. Bydd y dangosyddion LED yn dangos lefel y batri sy'n weddill.
- You can charge multiple devices simultaneously using the available ports.
5.2 Using the AC Outlet
The built-in AC outlet allows you to power or charge devices that require a standard wall plug, such as laptops or small electronics. Ensure your device's power consumption does not exceed the power bank's AC output limit.
- Long press the power button for approximately 3 seconds to activate the AC outlet. An indicator light will confirm the AC outlet is active.
- Plug your device's power adapter into the AC outlet on the power bank.
- To turn off the AC outlet, long press the power button again.
Nodyn: Using the AC outlet consumes battery power more rapidly than USB charging. The power bank may automatically shut off the AC outlet if the battery level is too low or if an overload is detected.
6. Cynnal a Chadw a Gofal
- Cadwch y banc pŵer i ffwrdd o ddŵr, lleithder a thymheredd eithafol.
- Osgoi gollwng neu orfodi'r banc pŵer i effeithiau cryf.
- Clean the power bank with a dry, soft cloth. Do not use harsh chemicals or abrasive materials.
- For long-term storage, charge the power bank to approximately 50-75% every three months to preserve battery health.
- Do not attempt to disassemble, repair, or modify the power bank yourself.
7. Datrys Problemau
| Problem | Ateb Posibl |
|---|---|
| Nid yw'r banc pŵer yn gwefru. |
|
| Devices are not charging from the power bank. |
|
| AC outlet is not working. |
|
8. manylebau
| Nodwedd | Manylyn |
|---|---|
| Enw Brand | RAVPower |
| Rhif Model | RP-PB055 |
| Gallu Batri | 27000 mAh |
| Cyfansoddiad Cell Batri | Ion Lithiwm |
| Lliw | Du |
| Mewnbwn Voltage | 5 Volts (USB-C) |
| Allbwn USB-C | 5V/3A |
| USB iSmart Output | 2 x 5V/2.4A |
| Allbwn Allfa AC | Not specified (check product packaging for wattage) |
| Ffynhonnell Pwer | Wedi'i Bweru â Batri |
| Dyfeisiau Cydnaws | Multi (All Smartphones, Laptops, Small Appliances) |
9. Gwarant a Chefnogaeth
According to product specifications, this item is provided without a warranty. For any operational questions or technical assistance, please refer to the official RAVPower websafle neu cysylltwch â'u cymorth cwsmeriaid yn uniongyrchol.
You can often find additional resources and FAQs on the manufacturer's support pages: