... (gross)/set200g14Working temperature-40-60°C15Protection gradeIP56 Advantage1The department example product automatic identification system voltage 12V/24V2Battery protection ... ,include overcharge put, overload,short-circuit,answer the reverse,etc7Has the TVS lighting protection, no jump line design, ... save function,all importand date are keep in the chip 9Can work in cold ,high temperature,humid ...