1). Material: Q345 Tank: 6mm, cover: 6mm, buffering plate: 4mm; 2). Welding type: factory standard; 3). Discharge pipe: 6m×2; 4). Paint: green body with yellow line; 5). Valve type: factory standard, stainless steel 3-inch ball vcalve ×2; 6). Reflecting marking: Factory standard with safty mark; 7). Electricity: 24v power for rear lights with position/parking light, direction indicator, tail lin\ght reflector and registration plate light and stop light.