Joko PowerBank JK-P29 de 20 000 mAh avec charge rapide de 22,5 W, compatible PD3.0

Power Bank is a portable charger that can be carriedby individuals and can store electrical energy. it ismainly used to charge consumer electronic productssuch as handheld mobile devices (such as wirelessphones and laptops), If is especially used in situations/where there is no external power supply. Its maincomponents include: a battery used for energy storage, a circuit (DC-DC converter) that stabilizes the output voltage, and most moble power supplies havea charger for charging the bullt-in battery.
WARNING:
The product contains a built-in rechargeable battery safety warning for using battery:
Do not disassemble, impact, squeeze or put into fire.
Please stop to use it if there is serious swelling.
Do not put in high temperature environment.
Prohibit using after the battery immersed.