WHAT BELKIN’S LATEST power brick lacks in tactile excitement, it makes up for in sheer grunt. The 15K in the title refers to a mammoth 15,000mAh battery capacity, and this big, black brick will recharge your ailing phone, tablet or even your Chromebook. Despite being called ‘Pocket Power’, you’d need big pockets: it’s not exactly unassuming, as it weighs 345g and, from top to tail, is about half a centimetre shorter than the (very long) Samsung Galaxy S9+, and about as wide and three times as deep as that flagship phone. The chassis is reasonably svelte, though oily fingers will leave smudges on the plastic. One longer side shows the power remaining in the pack, represented by four LEDs, and a quick stab of a nearby button illuminates them. On…
