Fenix ALF-18 Battery Holder,18650 can be used as 21700

Description
ALF-18 battery holder, the 18650 Li-ion battery can be used as a 21700 li-ion when combined with this battery holder; PC+ABS materials-reliable and durable; copper palted positive contact-excellent performance in conductivity.

Product Features
PC+ABS materials
Copper palted positive contact
Size: 2.41" x 0.85"
Weight: 0.22 Ounces

Included
ALF-18 Battery Holder