Sunvalley Brands via Amazon offers the RAVPower GoPro Hero 5/6 Battery Charger Set for $23.99. Coupon code "CPJ6F4OJ" cuts it to $15.99. Plus, Prime members receive free shipping. That's a buck under our mention from two weeks ago, $8 off list, and the best price we've seen. It includes two 1,260mAh RAVPower replacement batteries for GoPro cameras and a dual port charger. Deal ends February 24.