Project archive guide. Technical instructions are awaiting hardware-team review; consult the documentation for your exact equipment.
Safe Battery Usage
Drone batteries, especially LiPo batteries, are powerful but verry sensitive and dangourous components. Mishandling can lead to reduced performance, damage, or even fire. This guide will help you safely use, charge, and store your drone batteries.
Battery Charging
Use a Proper Charger
Always charge LiPo batteries with a dedicated balance charger designed for drone batteries. Never use phone or laptop chargers.
Never Leave Charging Unattended
Always stay nearby while charging. LiPo batteries can fail unexpectedly and cause fires if not monitored.
Confirm Full Charge
Ensure the battery is fully charged before flight, unless storing. Partial charges can cause sudden power drops.
Charge in a Fire-Safe Area
Place batteries on a non-flammable surface and charge inside a fireproof LiPo bag or container.
Balance Charge Every Time
Use the balance charge mode to ensure all cells are charged evenly and prevent overcharging.
Monitor Temperature
During charging, batteries may get warm, but should never become hot. Stop immediately if they swell or overheat.
Use the Correct Settings
Set the charger to match your battery's cell count (e.g., 4S) and limit current to 1C or less unless the battery supports fast charging.
Check Voltage Before Charging
Always confirm cell voltages before charging. If a cell reads below 3.0V, the battery may be unsafe to charge.
Unplug When Fully Charged
Remove the battery from the charger once it reaches full charge. Do not leave it connected for extended periods.
Inspect for Damage
Before charging, check the battery for swelling, tears, damaged leads, or punctures. Never charge a damaged pack.
Keep Charging Area Clear
Make sure the area around your charger is clean, ventilated, and free of flammabl e materials like paper, wood, or cloth.
Safe Storage
Store at Room Temperature
Keep batteries in a cool, dry place away from direct sunlight and heat sources.
Use Fireproof Containers
Store LiPo batteries in a fireproof LiPo bag, metal ammo can, or other fire-resistant container.
Maintain Storage Voltage
Keep batteries at 3.7–3.85V per cell when not in use. Avoid storing fully charged or fully drained packs.
Keep Batteries Separated
Store batteries so they don’t touch each other to reduce the risk of short circuits or physical damage.
Label Damaged Packs
Mark and isolate any puffy, punctured, or worn-out batteries to avoid confusion and ensure safe disposal later.
Avoid Flammable Materials
Don’t store batteries near paper, fabrics, or other easily flammable items.
Use a Storage Location with Ventilation
Keep batteries in a well-ventilated area to help dissipate heat and reduce fire risk.
Check Batteries Periodically
Inspect stored batteries regularly for swelling, leaks, or voltage drops.
Pre-Flight Battery Checks
Check Physical Condition
Look for swelling, punctures, loose wires, or damaged connectors. Do not fly with damaged batteries.
Inspect Voltage Balance
Use a battery checker or charger to make sure all cells are within 0.05V of each other.
Confirm Full Charge
Ensure the battery is fully charged before flight, unless storing. Partial charges can cause sudden power drops.
Secure Battery Mount
Confirm that the battery is tightly strapped in and won’t shift during flight or sharp movements.
Assess Weather
LiPo performance can be affected by cold or extreme heat. Don't fly in tempatures greater than 30c° or lower than -5c°
Signs of a Failing Battery
Swelling or Puffing
If the battery feels soft or appears bloated, it’s unsafe and should be retired immediately.
Voltage Drops Mid-Flight
If your drone loses power quickly or shuts off early, the battery may be deteriorating.
Overheating
Excessive heat during charging or use is a red flag. A hot battery could indicate internal damage.
Cell Imbalance
Large voltage differences between cells (over 0.1V) suggest the pack is no longer reliable.
Visible Damage
Dents, cracks, or exposed wiring can lead to short circuits or fires — don’t use the battery.
Unusual Smell or Smoke
A chemical odor, smoke, or hissing sound means the battery is dangerously unstable.
Poor Performance
Shorter flight times or sluggish power output are signs the battery may be reaching the end of its life.
Won’t Hold a Charge
If the battery drains quickly after charging or doesn’t reach full capacity, it’s no longer healthy.
Safe Battery Disposal
To safely dispose of drone batteries, never throw them in the regular trash. First, fully discharge the battery if possible, then take it to a local hazardous waste facility or battery recycling center. Many electronics or hardware stores also accept used batteries. Always store damaged or old batteries in a fireproof container until they can be properly recycled.