Kannettava varavirtalähde Tellur PD202 Boost Pro 20000mAh

The Tellur PD202 Boost Pro 20000mAh is a portable power bank designed to provide reliable charging for smartphones, tablets and other USB-powered devices while travelling or working away from mains power. With a high-capacity 20000mAh battery, dual USB outputs and a compact rectangular housing, the unit balances energy reserve and portability. Built-in protection circuits guard against overcharging, short circuits and overheating to help maintain device safety during charging sessions.

Advantages

The power bank offers a large energy capacity that supports multiple full charges for typical smartphones and extended top-ups for tablets and accessories. Dual USB outputs enable simultaneous charging of two devices, while efficient power management helps reduce charge time. The compact and lightweight enclosure is suitable for carrying in a bag or backpack. Protection features provide assurance against common electrical faults, and the PD-compatible design improves compatibility with modern fast-charging devices.

Suitable for

• Charging smartphones and tablets on the go
• Powering accessories such as wireless headphones, fitness trackers and portable speakers
• Use during travel, commuting and outdoor activities
• Maintaining power for navigation devices and mobile work setups

Key specifications

• Battery capacity: 20000mAh (nominal)
• Output: dual USB ports for simultaneous device charging
• Compatibility: supports USB-powered devices and PD-enabled charging profiles
• Safety: built-in protections against overcharge, short circuit and overheating
• Form factor: compact rectangular portable battery designed for pocket or bag carry

How to use

Connect your device to the power bank using an appropriate USB cable and select the required output port. The power bank will begin supplying power automatically; monitor your device's charging status to avoid overcharging. Recharge the power bank itself from a USB power source when the built-in charge indicator shows a low level. Store the power bank in a dry environment at moderate temperature when not in use.

Recommendations

For optimal performance, recharge the power bank before long trips and use quality USB cables compatible with your devices. Avoid exposing the unit to extreme temperatures or moisture and disconnect devices when fully charged to prolong battery life and maintain safety.