This battery pack is designed to be the only coin cell battery pack you'll ever need for your maker projects. Whether you are sewing LEDs to a shirt, making circuit crafts with pipe cleaners or adding LEDs to LEGOs!

Features:

• COMPACT DESIGN - PCB measures only 24mm X 24mm
• ON/OF SWITCH - Save on batteries with the ON/OFF switch
• PERFECT FOR SMALLER FINGERS - Large switch and power terminals make it easier to sew or connect using your preferred materials
• LEGO COMPATIBLE - Designed to snap onto LEGO
• COLOR CODED - Positive is marked RED and Negative is marked WHITE
• Use for CR2032 coin cell batteries