Rechargeable energy storage system

ECE R136 is a safety standard developed by the United Nations Economic Commission for Europe for rechargeable energy storage systems (REESS) for Class L vehicles (including electric bicycles, electric motorcycles, etc.). This standard ensures the safety of battery systems used in electric vehicles under various conditions, including vibration, temperature changes, drops, mechanical shock, fire resistance, external short-circuit protection, overcharge protection, over-discharge protection and over-temperature protection, etc.