Flood-response drones are mainly used for wide-area searches, flood mapping, locating stranded people, assessing damage, delivering lifesaving supplies, and relaying communications. When roads are cut off, bridges are damaged, communications fail, or rescue teams cannot enter an area quickly, a rescue drone can cross ground obstacles and rapidly capture an overview of the disaster zone. This information supports search and rescue, route planning, and the deployment of emergency resources. A water rescue drone may also carry flotation devices, medicine, drinking water, ropes, or communications equipment to people awaiting assistance. Firefighting rescue drones are widely used for thermal-imaging reconnaissance, hotspot detection, fireline mapping, rekindle monitoring, high-rise observation, and communications relay. They can continuously collect field data in smoke, high temperatures, and complex terrain, helping rescue personnel track changes in a fire, identify hazardous areas, and reduce the need to enter high-risk zones directly.
Category | Flood Rescue Drone | Fire Rescue Drone |
Primary missions | Search, mapping, delivery, and communications relay | Thermal imaging, hotspot detection, and fireline monitoring |
Operating environment | Rain, high humidity, strong winds, and power outages | High temperatures, radiant heat, smoke, and thermal air currents |
Core battery requirements | High energy density and long flight time | Thermal management and stable high-power output |
Protection priorities | Moisture resistance, sealed connectors, and corrosion resistance for a waterproof UAV design | Temperature monitoring, heat dissipation, and overtemperature protection |
Primary payloads | Lifebuoys, medicine, and communications equipment | Thermal cameras, gas sensors, and computing modules |
Main recharging challenge | Lack of a stable power supply in the disaster area | The battery must cool down before charging |
Primary safety risks | Water ingress and insufficient energy for the return flight | Overheating and abnormal temperature rise in aging batteries |
● Flight time decreases significantly after thermal cameras, searchlights, communications equipment, or rescue supplies are added.
● Strong winds, rain, high temperatures, hovering, and last-minute route changes all affect power consumption. A conventional fixed low-battery warning may not accurately reflect the reserve required for a safe return.
● Rescue missions require continuous operation, but charging, cooling, inspection, and battery replacement can interrupt deployment.
● Many drones display only a basic battery level and cannot evaluate temperature, internal resistance, cell consistency, state of health, or remaining mission time. These data are also valuable for a security UAV performing long-duration monitoring.
● Suitable energy and endurance for flood searches, wildfire mapping, and wide-area disaster assessment.
● Support for payloads such as lifesaving supplies, thermal-imaging equipment, communications relays, and firefighting equipment.
● Battery-pack structures and connection designs optimized for rain, high humidity, radiant heat, and complex field conditions.
● Monitoring of state of charge (SOC), voltage, current, temperature, fault status, and state of health (SOH).
● Reduced aircraft downtime through battery rotation, multi-channel charging, and temperature management.
● Increase search range, inspection time, or available payload capacity within a limited battery-weight allowance.
● Support fully loaded takeoff, rapid climbing, wind-resistant flight, and frequent attitude adjustments for a high payload UAV.
● Continuously power thermal cameras, searchlights, communications relays, LiDAR, loudspeakers, and other mission equipment.
● Provide different voltages, capacities, and discharge rates based on aircraft size, payload, and mission distance.
● Reduce turnaround time between rescue missions through multi-channel charging, fast charging, and multi-battery rotation.
Water Rescue Drone Batteries
Fire Rescue Drone Batteries
Custom Rescue Drone Batteries
Flood searches, road surveys, dam inspections, and disaster-area mapping place a premium on long flight time and wide-area coverage. For these missions, the Tattu 380 Wh/kg semi-solid-state drone battery series is a preferred option. Its higher gravimetric energy density delivers more usable energy while controlling battery weight. Available in 6S, 8S, and 12S configurations with multiple capacities, the series suits long-endurance drones of different sizes.
For delivering lifebuoys, ropes, medicine, drinking water, and communications equipment, the Tattu 4.0 smart drone battery is recommended. Supply payloads substantially increase takeoff weight, so the battery must provide sufficient energy and maintain stable high-current output during fully loaded takeoff, rapid climbing, and an upwind return. This makes it suitable for a water rescue drone or other high-payload UAV platform.
Flood Mission | Suitable Platform | Recommended Battery | Key Specifications | Main Advantages | Application Notes |
Search, road survey, dam inspection, and disaster mapping | Small or midsize fixed-wing, VTOL fixed-wing, or lightweight multirotor UAV | Tattu 380 Wh/kg 8,000 mAh 12S 44.4 V 10C | 355.2 Wh; approx. 1.13 kg; 24 A continuous, 80 A pulse | Lower weight and high energy density help extend search range | Suitable for low- to medium-power platforms; not recommended for heavy-payload delivery |
Long-endurance search, mapping, and environmental monitoring | Midsize or large long-endurance UAV | Tattu 380 Wh/kg 36,000 mAh 12S 44.4 V 10C | 1,598.4 Wh; 380 Wh/kg | Provides more mission energy while controlling battery weight | Can carry thermal cameras, zoom cameras, searchlights, or communications equipment |
Communications relay and extended airborne standby | Midsize or large hovering or cruise platform | Tattu 380 Wh/kg 41,000 mAh 12S 44.4 V 10C | 1,820.4 Wh | Higher capacity supports longer hovering and standby time | Continuous aircraft current and battery-bay dimensions must be verified |
Delivery of lifebuoys, medicine, ropes, and communications equipment | Medium-payload UAV | Tattu 4.0 20,000 mAh 14S1P 53.2 V HV 25C | 1,064 Wh; 180 A continuous; 5C fast charging; DroneCAN | High-power output, smart BMS, and multipoint temperature monitoring | Balances weight, power, and rapid turnaround for delivery missions |
Delivery of heavy supplies and rescue equipment | Heavy-payload or heavy lift UAV | Tattu 4.0 30,000 mAh 14S1P 53.2 V HV 35C | 1,596 Wh; 270 A continuous; 5C fast charging; DroneCAN | High-current output, SOC monitoring, cell balancing, and smart management | Better suited to fully loaded takeoff, rapid climbing, and frequent battery changes |
If you have other requirements, please contact us.
Fire rescue drones performing thermal-imaging reconnaissance, fireline mapping, and rekindle monitoring generally require long flight time and broad coverage. The Tattu semi-solid-state drone battery is a preferred option. Its higher gravimetric energy density increases usable energy while controlling battery weight, leaving more payload capacity for thermal imaging, communications, and environmental monitoring equipment.
For high-power missions such as high-rise observation, hovering in strong winds, rapid maneuvering, and delivery of firefighting equipment, the Tattu PRO drone battery is recommended. This series emphasizes high-current output and voltage stability under load, supporting rapid takeoff, frequent attitude adjustments, and heavier mission payloads. Final battery selection should still be validated against aircraft voltage, maximum current, payload weight, target flight time, and permitted operating temperature.
Fire Rescue Mission | Mission Characteristics | Recommended Battery | Core Advantages | Selection Notes |
Wildfire mapping and fireline patrol | Wide coverage and long flight distance | Tattu 300-380 Wh/kg semi-solid-state drone battery | High gravimetric energy density helps extend flight time and patrol range | Suitable for fixed-wing, VTOL fixed-wing, and long-endurance multirotor platforms |
Thermal-imaging reconnaissance and rekindle monitoring | Continuous cruising with thermal-imaging and communications equipment | Tattu 300-380 Wh/kg semi-solid-state drone battery | Provides more usable energy while controlling battery weight and preserving payload capacity | Select capacity based on thermal-camera power draw, target flight time, and return reserve |
High-rise observation and urban fireground reconnaissance | Frequent hovering, rapid attitude adjustments, and complex wind conditions | Tattu PRO drone battery | High-rate output and stable voltage under load for rapid takeoff, wind-resistant hovering, and frequent maneuvering | Match the discharge rate to continuous and peak aircraft current |
Delivery of firefighting equipment and emergency supplies | Heavy payload with high takeoff and climb power demand | Tattu PRO drone battery | Strong power support during fully loaded takeoff, rapid climbing, and attitude adjustments | Suitable for heavy-payload multirotor platforms; reserve sufficient energy for a safe return |
Communications relay and extended airborne standby | Long-duration hovering or low-speed cruising | Tattu 300-380 Wh/kg semi-solid-state drone battery | More usable energy extends standby time and reduces battery-change frequency | If hovering current is high, verify the battery's continuous discharge capability |
Safety note: A fire rescue drone must maintain a safe distance from the fire and operate within the battery's specified temperature range. If you have other requirements, don't hesitate to get in touch with us.
Tattu, a Grepow brand, provides application-specific battery and charging solutions based on the rescue drone model, mission payload, target flight time, operating voltage, peak current, ambient temperature, and battery-bay space. Customization options include voltage and capacity, discharge rate, weight and dimensions, pouch or hard-case construction, mounting method, connector type, and wire-harness orientation. These options support platforms ranging from a compact water-rescue drone to a heavy-lift UAV carrying emergency equipment.
For intelligent UAV platforms, project-specific functions can include SOC/SOH monitoring, cell balancing, temperature monitoring, low-voltage warnings, and CAN, DroneCAN, UART, or SMBus communications. Charging power, fast-charge limits, storage mode, and field battery-rotation plans can also be matched to the application. From early requirements assessment, power matching, and sample design through bench testing, flight validation, and mass production, Tattu provides project support to help flood and fire rescue drones achieve a practical balance among endurance, payload power, environmental adaptability, and mission turnaround efficiency.
