What are the most frequent asked questions about the TL-PB10400?

Q: What devices can be charged by the TL-PB10400?

A:  TL-PB10400 is compatible with most of the 5V-input devices, such as iPhone 5, iPhone 5s, Galaxy S4, iPad Air and etc. Make sure your device’s required charge voltage is 5V before charging it with TL-PB10400.


Q: What is the lifespan of the battery?

A:  In theory you should be able to fully recharge the power bank up to 500 times 

The actual capacity will be gradually reduced as the charge time increases. Typically, TL-PB10400 can still maintain 80% of the original capacity after 300 recharges.


Q: How long the battery will lose its function when it is unused?

A: The chemicals within the li-ion battery will gradually become less active after prolonged idle periods. In the worst case scenario the battery will die within 1 year.


Q: What should I do to extend the battery life in daily use?


1. Charge TL-PB10400 at least once every three months to avoid shortening its battery life.

2. Do not over-charge or over-discharge the device.  It is best to keep it being charged between 5%-95%. Unplug the USB wire promptly after the TL-PB10400 is fully charged.

3. The battery’s working ambient temperature range is 0°C to 35°C/32°Fto 95°F.  To avoid overheating, it’s recommended to use the device in a well-ventilated environment.

4. Use only the included 5V/2A power adapter to charge TL-PB10400.


Q: Can I take along the TL-PB10400 on a plane?

A: Yes, it can be taken onboard normally. But it is recommended you to consult your airline operator beforehand.


Q: Can I use the TL-PB10400 during international travel?

A: Yes, as long as the plug type and input voltage of your power adapter are in accordance with local requirements.


Q: What if my TL-PB10400 fails to charge?


1. Try another power adapter and power socket. It’s recommended to use 5V/2A DC adapter.

2. Ensure the adapter and TL-PB10400 maintain good contact.

3. When the internal temperature of the battery is higher than 45°C/113°F, the over temperature protection will stop charging. Please cool it down.


Q: What if my TL-PB10400 fails to charge other devices?


1. Ensure your device is not defective by trying other charging methods.

2. Charge TL-PB10400 first to ensure the battery capacity is not exhausted.

3. The TL-PB10400 cannot charge other devices while it is charging. Please ensure TL-PB10400 is not connected to external power supply.

4. When the internal temperature is higher than 60°C/140°F, TL-PB10400 will shut itself down for the protection reasons. Use it in a well-ventilated area to avoid overheat.

5. Ensure your device’s required charge voltage is 5V.

6. Try another USB cable.


Q: Can TL-PB10400 charge other devices while it is charging?

A: No.

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User Application Requirement | Updated 12-28-2016 09:15:42 AM