The new models in Walther's Tactical Guard Series are all watertight with a rating of IPX8. They have two output settings based on the ANSI standard (100/10%) plus a strobe mode. The TGS60 emits an impressive 650-lumen beam. Its multi-battery system accepts two CR123 lithium batteries or a 18650 rechargeable battery. A practical clip is included, and a dual switch allows seperate activation of the functions.