Adam Equipment HCB Highland 1202aM NTEP Approved Balance, 1200g x d=0.1g e=0.1gNtep ec type and oiml approved Powered by the built in rechargeable battery or included ac adapter, for increased mobility Three point shock protect feature helps prevent overload damage to internal components Balances stack efficiently and safely to save space Usb and outdoor conditions 232 interfaces provide speedy communication with computers and printers Highland approved portable precision balances are packed with features and meet Class II