ravpower-10400-mAh-power-bank-dealSunvalleyTek via Amazon has the RAVPower Element 10400mAh external power bank for $25.99 with free shipping when you enter code MB994BOP at checkout (on the select a payment screen). As a pricing comparison, it generally sells for $38.

This massive portable battery pack has enough juice to charge an iPhone four to five times, a Samsung Galaxy three times, and an iPad at least once. You can expect to get over 500 recharge cycles over the lifetime of this device. The RAVPower power bank is perfect for camping, travel, or preparation for power outages during the summer storm season. Deal is only valid on black model.

Buy with confidence, over 500 Amazon reviewers rate it 4.5 stars.

25.99 get a RAVPower 10400mAh Dual USB Charging External Battery Charger offered by Sunvalleytek. Enter code MB994BOP at checkout. Here’s how (restrictions apply