Sunvalleytek via Amazon offers the RAVPower 3rd Gen Deluxe 13,000mAh External Charger, model no. RP-PB22(B), for $35.99. Coupon code "YTCPDBSP" cuts the price to $24.99. With free shipping, that's $3 under our January mention, the lowest total price we've seen, and a low today by $5. It features two USB outputs and a travel pouch.