Nutrend via Newegg offers the Peak 15-amp Smart Charger with Inflator for $39.99. Coupon code "NEWEGGAUTO8" cuts it to $37.99. With free shipping, that's tied with last month's mention and the lowest price we could find by $42 today. Features include taper charging, automatic turn off when charge is complete, work light, and 100 PSI inflator. Deal ends August 26.