Features: Revolutionize retail efficiency with our Smart Electronic Shelf Label featuring very low power E inks display and double wireless updates, delivering years of battery life and fast prices synchronization for seamless digital transformation. The IP65 rate ABS housing protects this paper like E inks screen from dusts/water splashes, while integrated proximity programming and Bluetooth-compatible bulk updates enable secure, contactless management across multiple retail environments. Ideal for store managers, warehouse supervisors, and facility coordinators seeking to eliminate paper waste through centralized digital prices control via dedicated mobile/desktop apps with customizable templates. Perfectly adapts to dynamic retail shelves, industrial storage racks, office workstations, and library inventory systems as a multipurpose digital signage solution supporting still /dynamic content through optional secondary screens. Enhances customer engagement with programmable interactions while maintaining visibility under any lighting condition, combining operate with grade durability for commercial applications. Specifications: Component : ABS Size: 2.9 inches: 88.5×41.5×13.8mm, 2.1 inches: 70×34.7×13.6mm Display area: 29(H)x 66.9(V) Working temperature: 0-50°C Package Includes: 1xElectronic Shelf Label note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.