Fire extinguishing robots There is an outer casing chassis against fire. The whole body is covered with fire and heat resistant paint. Watery fire extinguishing can be done by attaching the hose apparatus. It can be done by attaching a gas fire extinguisher tube. It is battery powered. It travels 30 km on a single charge. It remains active for 1.5 hours. There is an additional battery apparatus. The remote control range is 300 meters. Image transmission is 450 meters.