ET51 10.1 IN., ANDROID GMS, 4GB RAM / 32GB FLASH, WLAN, ROTATING HANDSTRAP, USB POWER SUPPLY & USB CHARGING CABLE, UK. Surprisingly rugged, yet thin and lightweight. Choice of 8 or 10 screens and WLAN only or WLAN and Cellular WWAN.. Brighter screen, faster processor and wider temperature range and more capable than ever. But with docking and attachment compatibility from their predecessors.. Accepts a barcode reader on the back and a hot swappable battery, with hand strap, for comfortable, round the clock use.. Daylight viewable displays extends use to sunny outdoor areas and now. even when the temperature is below 0.