Varavirtalähde Rivacase VA2521 20000 mAh

The Rivacase VA2521 20000 mAh power bank provides a high-capacity Lithium Polymer battery for extended device runtime. It features two USB-A outputs and one USB-C port that supports both input and output, an LCD that shows remaining capacity, charging voltage and power, and a fast-charge indicator. The grey finish offers a neutral, portable accessory for charging smartphones, tablets and compatible notebooks on the go.

Advantages

The power bank supports Power Delivery 20W and QC3.0 fast-charging protocols, allowing up to 20W charging for compatible iPhone models and faster recharge of many devices. USB-C functions as input and output so the unit can recharge from a USB-C charger and simultaneously charge other devices. The LCD provides clear, real-time information about battery level, voltage and power for precise monitoring.

Suitable for

• Charging smartphones and tablets during travel
• Providing emergency power for laptops with USB-C charging support
• Powering accessories such as wireless earbuds and portable lights
• Keeping devices charged during meetings or long commutes

Key specifications

• Battery capacity: 20000 mAh (Lithium Polymer)
• Output ports: 2 × USB-A, 1 × USB-C (input/output)
• Fast charge support: Power Delivery 20W, QC3.0 and other popular protocols
• Display: LCD showing remaining capacity, charging voltage and power
• Weight: 0.405 kg
• Colour: Grey
• Maximum simultaneously connected devices: 2

How to use

Connect your device to one of the USB-A or USB-C output ports to begin charging. To recharge the power bank, connect a compatible USB-C charger to the USB-C input. The LCD display will show the remaining capacity and charging parameters while charging or discharging. Observe the fast charge indicator to confirm when a connected device is charging in a fast-charge mode.

Recommendations

Use a charger and cable that support Power Delivery or QC3.0 to take full advantage of fast charging. Avoid exposing the power bank to extreme temperatures and store it partially charged if not used for extended periods. For emergency laptop charging, confirm your laptop accepts USB-C charging and that required power is within the 20W output capability or use an appropriate higher-power source if needed.