ESL_TFT_2.1_V4 2.1-inch TFT Screen Electronic Bluetooth Shelf Label Store Mall Supermarket Shelf Price Tag •Applicable Situations: Used to display product prices on shelves,often used in stores,shopping malls,supermarkets,etc. •Easy to Use: Support Bluetooth connection,can be operated on mobile phone/computer/tablet,real-time online management,batch price change and refresh •High Efficiency: No paper labels are required,and no store personnel are required to manually replace the price labels on each shelf •Compact Design: The electronic shelf label is small and compact,easy to carry and use Specifications: •Product model: ESL_TFT_2.1_V4 •Display technology: TFT •Display area: 23.668(H)x 48.5(V) •Operating temperature: -20-70℃ •Battery capacity: 1200mAh(CR2450*2,included) •Battery life: 2-3 years •Operating frequency: 2.4G •Supported content formats: text/image/QR code/barcode Package included: •1 x Electronic Shelf Label Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store