The new Firefly sights from WrenTech Industries are now shipping. The Firefly sights are a glow-in-the-dark upgrade for the company’s existing Advantage Tactical Sight (ATS) line of handgun sights.
The Firefly is “charged” from an exposure to a bright light source. According to WrenTech, a charged Firefly sight will glow “for many hours.” MSRP is $36 and includes both green and yellow Firefly sights.