Brand: Zkong -Name:Digital electronic shelf label digital price tag supermarket price display -Size:4.2 ″ -Other Size: 1.54″, 2.13″, 2.6″, 2.7″,2.9″, 5.8″, 7.5″ 11.6″, 13.3″ -Language: Chinese, English, French, Thai, Arabic, Spanish, Portuguese etc. -Battery Life: 5 years -Display: white, black, red/yellow -Working Temperature:0~45℃ -Certificates: ISO/CE/FCC/ROHS etc -Function: information display, LED light , NFC, store management etc