https://tools.woot.com/offers/dewalt-dcst925m1-20v-max-13inch-string-trimmer-kit?cjdata= DeWALT 20V Max 13" Li-Ion Cordless String Trimmer + 4.0Ah Battery & Charger (DCST925M1) on sale for $139.99 - 20% when you apply coupon code SAVE20 = $111.99. Shipping is free for Amazon Prime Members (must login with your Amazon account and select a shipping address in order for Woot to apply free shipping) or is otherwise $6 per order.