🔹Screen Size: 4.0 inch
🔹Screen Colour: 4 Colours
🔹Resolution: 528 × 768
🔹DPI: 236
🔹Transmission Mode: Bluetooth Beacon + NFC Dual Mode
🔹Power: Rechargeable Li-ion Battery, 100mAh
🔹Outer Dimension: 66.25×104×2.8 mm
🔹Weight: 29.4g
🔹Performance: Super Waterproof
🔹Structure: All-in-one Integrated Card Design
For enterprise attendance tracking, indoor personnel positioning and unified staff identification management, this slim 4-inch 4-color e-ink badge adopts dual Bluetooth & NFC transmission solution. The integrated card body measures 66.251042.8mm at merely 29.4g, with super waterproof casing to adapt factory, workshop and outdoor office environments. Rechargeable built-in battery and high-definition color screen realize reusable digital display to replace disposable paper badges.
