Sạc dự phòng năng lượng mặt trời di động 20000mAh Poverbank Ba phòng thủ Bộ sạc pin ngoài Đèn LED mạnh Nguồn điện USB đôi Solar Power Bank

20000mAh Portable Solar Power Bank Charging Poverbank Three defenses External Battery Charger Strong LED Light Double USB Please note that the charging power of solar energy is very low, only 0.2A, and it may take several days to charge once, It is recommended to use the power supply for charging! usage method: Stand alone switch, start charging How to use LED : 1. Double click the switch quickly to turn on the LED light 2. Click Fast Close again to change the brightness frequency 3. Double click the switch quickly to turn off the LED light Product name: Power Bank battery capacity:20000mAh Usable capacity: 4000-6000mAh Material: plastic ABS +TPU Specification: Product Features 1, super waterproof grade (IP68) the highest level of waterproof 2, waterproof, dustproof, anti-drop, shockproof, anti-bracket function (five anti-upgrade version) 3, built-in lithium-ion polymer A batteries (explosion-proof) 4, Solar energy charging power is very low and can only be used emergency. The charging power is about 0.2A 5, composite materials, PC flame retardant materials, safe and worry-free 6, using super bright military LED double light design and SOS emergency signal light (super light) 7, dual USB interface, over-current and over-discharge short-circuit protection (device safety) 8, imported digital chip, high conversion rate, energy storage superhero first class 9, the back shell compass design; configuration mountaineering buckle, can be hung on the backpack Package Included: 1x Power Bank 1x Charger Cable 1x User Manual