A foamed vinyl grip complements a black polymer body. A machined aluminum core and reflector dissipate heat. The four cut switch rotates to an Intermittent - Locked - Constant position. All connectors and springs on the Poly Triad USB are gold plated. The electronic circuit board drives a Cree XPG LED to 440 lumens as measures against the ANSI FL1 Standard. A 15 lumen second level is accessed with the same button.
Loosening the collar of the Poly Triad reveals the micro USB charge port. Attach the supplied retractable charging cable to a car charger, wall charger or to a USB port. Even a micro USB cell phone charger can be used to recharge the Poly USB. The battery indicator of the Poly Triad blinks red when charging. It turns solid green when fully charged.
Dual Fuel Technology of the Poly Triad USB allows use of CR123A primary cells. The batteries are unaffected by the Poly Triad charge circuit.