Hipoink 4-Color 1.54-inch "Einky" E Ink Keychain

Key attributes Type EINK Brand Name Hipoink Display Size 27*27mm Place of Origin Guangdong, China Resolution 200*200 Screen Size 27*27mm Product name Wholesale Mini E Ink Display Digital Photo Frame Eink Keychain Application Smart keychain, bag accessory, pet ID tag, digital badge Power No power needed, always visible Minimum order 1 pieces Display Color Black, white, red, yellow Style Eco-friendly, Luxury, Fashion Customization Accept Available Sizes 1.54 inch, 2.53 inch Packaging and delivery Selling Units Single item Package size per batch 10X10X5 cm Gross weight per batch 0.500 kg Lead time Quantity (pieces) 1 - 50,000 > 50,000 Lead time (days) 31 To be negotiated Product Parameter Available Sizes 1.54 inch, 2.53 inch Features No power needed, always visible Transmission NFC Image Transfer Medium Software MOQ 1 pcs Display Color Black, white, red, yellow Resolution (Pixels) 200 * 200 188PPI Panel Type E-paper display ink screen Display Viewing Area 27 (H)×27 (V) mm View Angle(H/V) 180° Other Parameters Contact us for more Quality Control All products will be inspected by a professional QC team Package Rigid paper box & corrugated box Product Details This Einky electronic ink tablet keychain from Hipoink features a high-quality E-Ink screen that supports a four-color display, offering clear visuals that are gentle on the eyes. Compact and portable, the device measures 46.5 mm in length, 39 mm in width, and is just 4.5 mm thick, making it convenient to carry with you wherever you go. 1.54-inch E-Ink display, delivering exceptional clarity for both text and graphics. Supports 4-color display, meeting diverse content display requirements. Ultra-thin design—convenient to carry and takes up minimal space. Keychain design for easy attachment and portability. A sturdy and durable casing protects the screen, making it suitable for daily use. Low power consumption and excellent long-term standby performance. Ideal for professionals who need to check information on the go, tech enthusiasts, or users seeking personalized accessories. Combining minimalist design with electronic ink technology, it adds a touch of smart sophistication to your keys. Multipurpose Design: Can be used as a personalized photo keychain, idol photo card, pet ID tag, or bag charm. A crisp electronic ink display that is energy-efficient and visually comfortable, making it suitable for prolonged use. Its mini size makes it easy to attach to keys, backpacks, or pet collars, allowing you to showcase your unique style anytime, anywhere. Richly colored display technology enhances the expressiveness of images and patterns. Ideal for enthusiasts of personalized accessories, pet owners, and fans alike, catering to diverse needs for self-expression across a wide range of scenarios. This electronic ink keychain is not only practical but also serves to showcase the user's unique lifestyle and emotional values, making it an ideal choice for both gifting and personal use. Wireless Power and Data Transmission: Leveraging NFC functionality, simply bringing the keychain close to an NFC-enabled smartphone or card reader instantly refreshes the screen content—offering a simple and rapid user experience. Flexible Content Display: Supports a wide range of image adjustment functions—including color balance, dithering algorithms, horizontal and vertical flipping, and 180-degree rotation—to meet personalized requirements. Compact and Portable Design: Measuring 1.54 inches, it is perfectly sized for carrying on the go without adding any extra bulk, while also serving as a highly practical keychain. High-Quality Electronic Ink Screen: Four-color display delivers rich visual effects; the screen features no backlight, protecting your eyes while remaining clearly legible even in bright lighting conditions. This product is ideal for users who value personalized customization and a high-tech aesthetic; it serves as a stylish yet practical small gift, or as an electronic tag and convenient reminder device. Utilizing passive NFC wireless transmission technology, it enables image updates without the need for a battery, offering energy efficiency and environmental friendliness. The high-contrast, four-color electronic ink screen delivers a clear and detailed display, supports unlimited photo changes, and meets personalized display needs. Paired with an easy-to-use app, it offers simple operation, allowing you to effortlessly manage and update display content. Its lightweight and compact design makes it easy to carry, making it suitable for use as a keychain or accessory. Durable materials and exquisite craftsmanship ensure stable quality over long-term use. This E-ink keychain is not only a stylish accessory but also a smart device for showcasing personality and information, making it ideal for the young, fashion-forward crowd and tech enthusiasts. Features a 1.54-inch four-color electronic ink display, delivering clear and vivid images that showcase your personal style. Lightweight and portable, it conveniently attaches to a keychain, allowing you to showcase your personality and creativity at any time. The exterior design is sleek and stylish, featuring a white frame with rounded corners paired with a bright screen, making it suitable for users of all ages. Low-power ink screen technology allows for extended use without frequent recharging. Suitable for a diverse range of recipients—including couples, friends and family, elders, and children—making it an ideal gift for birthdays, holidays, or special anniversaries. Whether for conveying a heartfelt sentiment or serving as a practical reminder, this Einky keychain makes for an exquisite and thoughtful choice, adding a touch of joy to everyday life. Supports uploading photos, text, or emojis via the app to customize your mood and style. Electronic ink screens ensure that displayed content remains visible even for extended periods without power. Compact and lightweight, easy to carry with you—showcase your individuality anytime, anywhere. Advanced technology for low power consumption and long battery life. Suitable for tech enthusiasts and users seeking personalized accessories. This keychain is not merely a stylish accessory, but an innovative tech product that serves as a unique expression of personal style—making it perfect for both gifting and personal use.