20mm Round Battery Polarity Identification Stickers - 40 Pieces (Positive & Negative)

These 20mm round stickers are designed to clearly mark the polarity of batteries, ensuring safe and correct usage. The set includes 40 pieces, providing equal numbers of both positive and negative indicators. With a simple peel-and-stick application, these adhesive labels are perfect for use in various electronic projects, battery storage, or educational purposes. Brightly colored and easy to read, they help prevent errors and enhance efficiency in handling multiple batteries. Shape: Round Material: PVC sticker Scope of application: Battery, Toy, Electronics Use membrane: Laminating film Use glue type: Water glue Use backing paper: White Printing: Machine printing Long-term temperature resistance: 1-60 Thickness: 0.03 Specification: 20 mm Manufacture country: China Instructions included: No