Physical: Metal Body, Molded rubber shell, Completely water resistant
Card reading: lights+vibration
Operating Temperature: -40?to 186?F (-45?to +85?C)
Screen: LED display
Display: Compass+thermometer+device No.
Storage Capacity: 60000 pieces records
Battery: 3.7 V rechargeable Lithium Battery
Card Reading Distance: 3cm-5cm Communication: wireless downloader station