Features: Optional rs232/485, bluetooth, 4g, wifi, ethernet, alarm light, printer, large screen, usb flash drive function, rfid function 

Accuracy: 1/2/5

Level: Ⅲ, n=3000 

Supply voltage: Ac 187-240v; battery voltage: Lead-acid battery, 6v/4ah 

Display: Led 

OpeAccuracy temperature: -10°c~40°c 

Qty/Carton: 8 PCS

The size/gross weight of the box:65*45*45CM/17.2KG