DescriptionAre you looking for a professional, yet affordable 18650 battery holder? Are you in search of a sturdy, trustworthy tool that can do multiple jobs at once? If yes, look no further! Our 18650 battery holder must meet your needs. It is one of the best choices for you.Features-Color:Black -Material:PP -Size:35.00X2.10X2.00cm/13.76X0.83X0.79in - The material is pp material, light weight, easy to carry, used to fix the battery holder box in a suitable position. - Black and red two-wire design is very easy to solder and connect. - Metal spring with pin design for easy installation and easy circuit DIY work. - When the series output 3.7V is installed on the battery box, do not touch the red black wire. - It is in stable characteristics, high performance and it is in great reliability, simple, easy to install.