1 Set 4 Colors 2.9 Eink Screen Price Tag Price Display Shelf Label Low Power Consumption ESL Digital Price Tag for Supermarket

【Product Description】Upgrade your store pricing system with electronic shelf labels.Replace traditional paper tags and update prices quickly and efficiently.✔ Improve efficiency✔ Reduce labor cost✔ Real-time price updatePerfect for retail environments.【Functions】【Wireless Control】Bluetooth / 2.4GHz connection, easy to update【Long Battery Life】Low power consumption, lasts 3-5 years【Editable Display】Supports text, price, QR code, barcode【Wide Application】Supermarkets / Pharmacies / Warehouses / Retail Stores【Specifications】Model: PE21R_V4 / PE29R_V4Size:2.1” → 70 × 34.7 × 13.6 mm2.9” → 88.5 × 41.5 × 13.8 mmDisplay: E InkColor: Black / White / RedBattery: CR2450 ×2Working Temp: 0℃ ~ 50℃【How to Use】Install on shelfConnect via BluetoothEdit contentUpdate display【Important Notice】⚠ Requires compatible system or APP⚠ Not a standalone device⚠ For commercial use recommended【Package】✔ Electronic Shelf Label ×1