We provides a full range of excavators from 1.5 to 35 tons, using a load-sensitive hydraulic system to increase operating efficiency by 20%, with a standard breaker interface, suitable for heavy-duty working conditions such as earthwork excavation and quarrying. The environmentally friendly electric excavator has a battery life of 8 hours, meets the low noise requirements of urban construction, and can be equipped with an optional intelligent weighing system to monitor the workload in real time. "