4x4x0.6in Sublimation Music Fridge Magnet, MDF Blank for Custom Printing, 20-Hour Playtime, Polymer Battery, White Single-Side

This sublimation music fridge magnet features high-quality MDF material measuring 98×98×15mm (3.86×3.86×0.59inches), with white single-side surface perfect for heat transfer customization. Equipped with 200mAh polymer battery, it supports 70% fast charge in 30 minutes and full charge in 2 hours, providing up to 20 hours of continuous music playback. Weighing 130g with strong adhesion, it combines decoration and utility. Individual white box packaging ensures perfect condition, ideal for personalized gifts, promotions, and home decor.