List: 18650 Battery Holders
Compatible: for 18650 lithium batteries
Material: ABS plastic+polycarbonate
Specification: 4*5/1*3/1*1
Hole diameter: 18.3mm/0.72"
Colour: Black
Features;
High-strength support
Easy heat dissipation
Convenient and free combination
Docking is firm
Non-flammable
DIY battery pack