Brand – Silvertec Model – OA7 Super Powerbank 7500 mAh Price – 1099php Where to buy – Octagon There are HUNDREDS of powerbanks in the market and I’ve tried several purchased from different stores. Even branded ones. But one brand stood out that made me repurchase from them. Silvertec. Yes. I did my own googling research and found out that SANYO batteries from Japan are superior in quality and guarantees actual charging according to mAh. C’mon you know what I’m talking about. Powerbanks claiming to have 20,000 mAh but cannot charge up to 50% of your phone’s battery. Sadly, I broke my first Silvertec Powerbank (featured on my “Must Have Gadgets for Bloggers“)…