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FAQs
How quickly do Warmly hand warmers heat up?
How long can Warmly hand warmers provide heat?
How many heat levels do Warmly hand warmers offer and how do I set them?
What are the recommended USB adapters?
A: The recommended power rating for USB adapters is typically 10W, which corresponds to 5V and 2A.
B: Do not use iPhone/iPad/MacBook adapters as they are too powerful.
C: If the lights on the hand warmer are only blinking, your adapter is too strong, try another adapter or buy ours here -> Charger 220V 2xUSB-A 3.1A
When choosing a USB adapter, make sure it meets the specification of 10W (5V, 2A) if you plan to charge or power devices with higher power consumption. Using an adapter that provides less power than your device needs can result in slower charging times, while using an adapter with significantly more power is generally safe but may not lead to faster charging, as the device typically only draws the amount of power it needs. Always check the manufacturer's recommendations for your specific device to ensure compatibility and optimal performance.

