NIZI
Nizi Router Backup Power Bank
8800mAh Li-ion Battery · Up to 8 Hours Backup Power · Multi-Device Router Compatibility · Portable UPS for WiFi Routers
Rs. 2,500
In stock
Mark B20 Power Bank: Battery Capacity · Fast Charging · USB Ports · Input & Output · Compact Design · 1 year warranty
No reviews yet, write the first oneRs. 2,500
In stock, only 5 left
Last updated 11 Oct 2026
1
- 1 year warranty
- Free deliveryAll over Nepal, usually the same day inside Kathmandu Valley, 2 to 3 days elsewhere in Nepal, sent with Nepal Can Move
- Visit the store in Putalisadak, open every day, 10 am to 8 pm
- Genuine productsWarranty policy
Click to enlargeSpecifications
Specification | Details |
|---|---|
Brand | MARK |
Product Type | Power Bank |
Model | B20 |
Series | B20 |
Manufacturer Part Number | B20 |
Regional Variant | China |
Color | White / Black |
Material | Textured Shell |
Capacity (mAh / Wh) | 20,000 mAh / 74 Wh |
Output Voltage | DC 5V |
Output Ports | 2 USB Output Ports |
Fast Charging | Supported (advertised on packaging) |
Battery Type | Lithium Battery |
Battery Voltage | 3.7V |
Battery Capacity | 20,000 mAh |
Runtime by Load | Depends on connected device and power consumption |
Output Connector Types | USB |
In the Box | MARK B20 Power Bank |
Input | DC 5V ⎓ 2.0A (Max) |
Output 1 | DC 5V ⎓ 2.0A (Max) |
Output 2 | DC 5V ⎓ 2.0A (Max) |
Total Output | DC 5V ⎓ 2.0A |
Rated Output Capacity | 11,600 mAh |
Total Energy | 74 Wh |
Manufacturer | Shenzhen MARK Technology Co., Ltd. |
Country of Origin | China |
Certifications | FCC, CE, RoHS markings shown on packaging |
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Mark B20 Power Bank
Rs. 2,500
Questions & answers
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Compare Mark B20 Power Bank with similar products
Compare side by side →| Specification |  Mark B20 Power Bank |  Nizi Router Backup Power Bank |  HOCO Q40 Leader 65W Power Bank |  HOCO J160B Original PD20W Magnetic Power Bank – 20,000mAh High-Capacity Portable Charger |
|---|---|---|---|---|
| Price | Rs. 2,500 | Rs. 2,500 | Rs. 8,800 | Rs. 6,000 |
| Brand | HOCO | NIZI | HOCO | HOCO |
| Availability | In stock | In stock | In stock | In stock |
| Warranty | 1 year | 1 Year Warranty | – | – |
| Connectivity | USB Ports | Portable UPS for WiFi Routers | USB-C + USB-A | – |
| Battery | Battery Capacity | 8800mAh Li-ion Battery | 25,000mAh / 92.5Wh | 20,000mAh High-Capacity Portable Charger |
| Features | Fast Charging · Input & Output · Compact Design | Up to 8 Hours Backup Power · Multi-Device Router Compatibility · Stable Internet Backup Solution · Compact Power Backup Device · Home & Office Use | QC 3.0 · Fast Charging Portable Charger | – |
| Display | – | – | Digital Display | – |
| Power | – | – | PD 65W | – |
Frequently asked questions
What is the price of Mark B20 Power Bank in Nepal?
Mark B20 Power Bank costs Rs. 2,500 at Proud Nepal IT Suppliers, with free delivery all over Nepal.
Is Mark B20 Power Bank in stock?
Yes, Mark B20 Power Bank is in stock. Order it online or visit our store in Putalisadak, Kathmandu.
What are the specifications of Mark B20 Power Bank?
Connectivity: USB Ports; Battery: Battery Capacity.
What connectivity does Mark B20 Power Bank have?
Mark B20 Power Bank has USB Ports.
What battery does Mark B20 Power Bank have?
Mark B20 Power Bank has Battery Capacity.
What warranty does Mark B20 Power Bank come with?
Mark B20 Power Bank comes with 1 year warranty. Keep the bill, the box and the serial-number sticker for claims.
Is Mark B20 Power Bank from Proud Nepal IT Suppliers genuine?
Yes. Everything Proud Nepal IT Suppliers sells is genuine and new, with a bill from Proud Nepal IT Suppliers Pvt. Ltd. and the warranty of the brand or its authorised distributor in Nepal, unless the product page says otherwise.
Do you deliver Mark B20 Power Bank outside Kathmandu?
Yes. Delivery is free everywhere in Nepal, with no minimum order. It is usually the same day inside Kathmandu Valley, 2 to 3 days elsewhere in Nepal, sent with Nepal Can Move. We call you to confirm the order first.
How can I pay for Mark B20 Power Bank?
Pay the full amount online to our company QR and upload the payment screenshot at checkout, or choose cash on delivery: a 50% advance by QR when ordering and the rest when it arrives.
Can I return Mark B20 Power Bank?
We don't offer refunds or change-of-mind returns, so please check the specifications or ask us before ordering. Check the package in front of the delivery person: if it's damaged or not what you ordered, take a photo and tell us the same day. A product that develops a fault is repaired or replaced under its warranty.
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