Tooled-Up.com - The DCG405FN is a cordless flathead angle grinder which runs on DeWalt 18v XR lithium ion batteries and is equipped with a brushless motor for maximum efficiency. More info here:
Cordless Angle Grinders by DEWALT for sale online | MisterWorker™
DEWALT DCG405FN-XJ 18V 125mm Cordless Angle Grinder for sale online | eBay
DEWALT XR 4.5-in 20-volt Max Paddle Switch Brushless Cordless Angle Grinder in the Angle Grinders department at Lowes.com
18V XR Brushless 125mm Flat Head Angle Grinder - Bare Unit | DEWALT
Dewalt Dcg405fn Angle Grinder 20v Brushless Motor Cutting Machine 125mm Rechargeable Cordless Portable Polisher Power Tool - Grinder - AliExpress