Charging safety depends on specifications, manufacturer instructions and actual condition. Smoke, fire or immediate danger calls for evacuation and emergency assistance, not a repair experiment.
What to have ready
Before you start
EMSD advises matching a charger's output to the device's input requirements, avoiding excessive charging time, unattended operation and wet locations. Stop using a charger that develops unusual smells, sounds or overheating. Consumer Council guidance also says to stop using an overheating or swollen power bank. Follow that product's charging and storage instructions rather than treating one battery percentage or charging speed as universally safe. Damaged rechargeable batteries should not go into ordinary collection boxes; ask the supplier or recycling service about suitable handling arrangements first.
What to do, step by step
- Check the charger, cable and device input specifications. Use the manufacturer's recommended or appropriately compatible equipment, and retain model details and receipts so a recall or warranty enquiry can identify the exact product.
- Choose a charging period when someone can supervise it. Keep the location dry and follow placement and ventilation instructions; avoid charging within bedding or covering equipment in a way that obstructs heat dissipation.
- Stop use if the casing swells, becomes damaged, smells unusual or overheats. Do not squeeze, puncture or dismantle the battery, and do not improvise replacement cells or a charging circuit.
- For an intact unwanted product, follow the rechargeable-battery collection instructions. Seek specific arrangements for damage. If smoke or fire develops, move away and seek emergency help instead of handling the hot device or transporting it yourself.
Costs, timing, and things to check
Airlines and destinations have separate power-bank rules. Safe household charging does not establish permission to carry or use a device on a flight; check the relevant operator before travel.
Check recalls by brand, model and batch, rather than appearance or a store rating. If specifications or identification labels are unclear, ask the seller before deciding the equipment is suitable.
A practical example
A family finds a power bank's casing bulging. They do not recharge it to test whether it still works or place it in a street collection box. They stop use and contact the manufacturer and collection service about damaged-battery arrangements. If it starts smoking or presents immediate danger, they move away and seek help rather than touching it to preserve evidence.
Compatibility, supervision and condition matter when charging.
Official information and enquiries
These are the reference and service entry points for this guide. Check current fees, eligibility, and schedules with the authority. The preparation date is not each source's official update date.