Suaoki via Amazon offers the Suaoki 100-watt Solar Panel Charger for $179.99. Coupon code "L7V8AVBD" drops it to $98.99. With free shipping, that's tied with our mention from two weeks as the lowest price we've seen. (It's the best deal now by around $121.) It flexes up to 30° for RVs, boats, cabins, tents, or other irregular surfaces. Deal ends January 20.