Delivery & Returns

Delivery Information

Normally delivered between Friday 4 Dec and Wednesday 9 Dec. Please check exact dates in the Checkout page.See more

Return Policy

Free return within 15 days for Jumia Mall items and 7 days for other eligible items.See more


3 Months Manufacturers Warranty

Seller Information

Olakeems Ventures

100%Seller Score



Seller Performance

Order Fulfillment Rate: Excellent

Quality Score: Excellent

Product details



Power banks or external battery storage has become popular following the need to have continuously power for mobile devices for upwardly mobile individual who want to remain always connected. Mobile power banks provides you instant charge power whenever you need it provided your power bank is fully charged.

Power Bank Capacity

Available number of Recharges


About 1 recharge


About 2 recharges


About 2+ recharges


About 3+ recharges


About 4+ recharges


About 5+ recharges


About 6+ recharges


When choosing power banks, consider the size of the battery of your mobile device. For instance, if your mobile device battery is rated at 2000mAh, you should be able to get the following number of recharges out of your power bank (Refer to table above). But this will also depend on the efficiency and make of the power bank in question. As a rule of thumb, the larger your power bank, the better and the more recharges you can get. But also remember that the larger, the heavier. So you have to make a compromise to suit you.

Our power banks are very efficient and can give back up to 85% of its stored charge when in operation. Choose wisely, buy from us.

The Season is here again. You need constant power to stay connected in other to enjoy all the fun, share with friends and family and above all, be in the know of developments around the world. So, do not take a chance with power failure/outages. Power bank is your own mini “inverter” helping to keep you powered up, on the road, during travel, in the camp, at school, in the church; just name it.

Get a Large one Today. And with the free High Brightness USB Lamp, you get a powerful and Long lasting torch light. so benefiting from both worlds. one stone kills two birds, Lol.



  1. Output Voltage: 5V
  2. Ports: Dual Ports
  3. Capacity : Upto 12500mAh
  4. Display: Blue LED


Key Features

  • Perfectly charge tablets mobile, MP3s, MP4s etc
  • High capacity up to 12500mAh
  • Stunning Sync charge
  • Dual-output, charge two mobiles devices simultaneously
  • Power conversion rate up to 85%
  • Rugged and made with shatter-proof materials
  • Blue LED charge status indicator
  • Over-charge/Over voltage protection
  • Charge Mobile devices while you recharge power bank
  • Compact, Portable and easy to use

What’s in the box

  1. 12500 mAh Battery bank -1
  2. USB charging cable -1


  • Color: Black
  • Model: Y305
  • Product Line: Olakeems Ventures
  • Weight (kg): 0.4

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