Biva 20000mAh Power Bank – BP21

Stay charged for longer with the Biva 20000mAh Power Bank BP21, a high-capacity portable charger built for extended travel, outdoor adventures, or heavy device users. With a massive 20,000mAh lithium-polymer battery, this power bank can charge smartphones up to 4–6 times, tablets 1–2 times, and keeps your USB devices powered through long trips or power outages. Featuring dual USB-A output ports, fast recharging via Micro-USB, and comprehensive safety protection, the BP21 delivers reliable, high-performance power on the go.

Features :

• 20,000mAh high-capacity lithium-polymer battery – ideal for multi-day trips and emergency backup
• Dual USB-A output ports – charge two devices simultaneously (phones, tablets, earbuds, etc.)
• Output: 5V/3.1A total (max 15.5W) – supports fast charging (5V/2.4A per port)
• Input: Micro-USB 5V/2A – recharge the power bank in approximately 8–10 hours
• Built-in LED digital display – shows precise battery level percentage and output current
• Compact and durable design – sleek finish with anti-slip texture for easy handling
• Advanced safety protection – protects against overcharge, over-discharge, overcurrent, short circuit, and overheating
• Universal compatibility – works with iPhone, Samsung Galaxy, Google Pixel, Huawei, Xiaomi, Bluetooth devices, and more
• Ideal for travel, camping, business trips, and emergencies

Specifications :

• Model: BP21
• Capacity: 20,000mAh (3.7V, 74Wh)
• Battery Type: Lithium-Polymer (Li-Po)
• Input: DC 5V/2A (Micro-USB)
• Output: Dual USB-A: 5V/3.1A total (max)
• Efficiency: ~80% (usable capacity ~16,000mAh)
• Ports:
  1 x Micro-USB (charging input)
  • 2 x USB-A (device output)
• Display: LED digital screen (shows % battery and current output)
• Material: ABS + PC (fire-resistant, durable housing)
• Color: Black
• Dimensions: 160 x 75 x 18 mm
• Weight: 0.38 kg

Package Included:

• 1 x Biva 20000mAh Power Bank (BP21)
• 1 x Micro-USB Charging Cable (for recharging the power bank)

Note:

The power bank does not include a USB cable for your phone – use your device’s original cable to charge from the power bank. Recharging time may vary based on the charger used. The LED display automatically turns off after 15 seconds of inactivity to save power. Safe for air travel (capacity 74Wh < 100Wh limit – allowed in carry-on luggage per IATA guidelines). Avoid exposure to water, extreme temperatures, or physical damage. Not suitable for charging laptops requiring USB-C PD or AC power. A powerful, dependable backup for users who need long-lasting portable power.