2025 New Version: Compared with the traditional label makers, half weight and size of the traditional label maker, smaller, smarter and convenient for users to carry. Wireless Bluetooth label maker can slip into your pocket, allow printing anytime, anywhere. We recommend using our NELKO thermal label paper. Attention: For P21 Nelko APP iOS Users, Nelko iOS V2.7.0 printing multiple copies abnormal, please update Nelko APP to the latest version V3.3.0. Ideal for home and school organization