If you set this out at dark, will it auto start when the sun comes up, or does it have to be closed and opened again like my older Big Blue model 28w?

Hi, dear customer YES, this 20w solar charger can auto start when the sun comes up Best regards BigBlue-US

Is this compatible with Anker 521 Power Station?

Dear customer, Yes, the input of this solar panel is 24V/6.26A MAX. It is compatible with Anker 521 Power Station Best regards BigBlue-US

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Fully operational. Shipping worldwide, on schedule.Customs & duties included in the price

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BigBlue Solar Charger, 20W Fast Charging USB-C External Battery Pack, Portable Charger with 4 Built-in Cables, Solar Phone Charger with Flashlight for Camping Outdoor Trip

BigBlue Solar Charger, 20W Fast Charging USB-C External Battery Pack, Portable Charger with 4 Built-in Cables, Solar Phone Charger with Flashlight for Camping Outdoor Trip

Product ID: 542463011

Details

Brand
BigBlue
Efficiency
High
Included Components
SolarPowa 20
Item Weight
1.7 pounds
Material
Etfe

⚡20,000mAh powerhouse

🔌4 built-in charging cables

☀️Emergency solar recharge

Description

☀️ Power Up Anywhere, Stay Ahead Everywhere!

ALL IN ONE BUILT IN CABLES - Ditch the clutter—USB-C, iOS, Micro USB, plus USB-A input cables built right in for seamless charging anywhere.
RUGGED READY FOR ADVENTURE - Water, shock, and dust resistant with an integrated LED flashlight—your ultimate travel and emergency companion.
RAPID 20 W PD 18 W QC CHARGING - Cut your wait time in half with ultra-fast power delivery for all your devices.
MULTI MODE RECHARGE FLEXIBILITY - Charge via USB-C, Micro USB, built-in USB-A, or solar panel with pass-through charging for nonstop connectivity.
TRUE 20 000 M AH CAPACITY VERIFIED - No inflated specs—DEKRA-certified battery ensures reliable, long-lasting power on the go.

The BigBlue Solar Power Bank BS01 packs a genuine 20,000mAh lithium-ion battery with DEKRA certification, delivering fast 20W USB-C PD and 18W QC 3.0 charging. Featuring 4 built-in cables (USB-C, iOS, Micro USB, USB-A input) and emergency solar recharge, it’s engineered for professionals on the move. Its rugged, water- and shock-resistant design with an LED flashlight makes it perfect for travel, outdoor adventures, and daily hustle—ensuring you never miss a beat.

Specifications

ASIN	B0BYDPC92H
Best Sellers Rank	#213,213 in Cell Phones & Accessories ( See Top 100 in Cell Phones & Accessories ) #157 in Cell Phone Solar Chargers
Brand	BigBlue
Brand Name	BigBlue
Connector Type	USB Type A
Customer Reviews	4.4 out of 5 stars 59 Reviews
Efficiency	High Efficiency
Included Components	SolarPowa 20 solar charger, user manual, USB-C to USB-C cable
Item Weight	1.7 pounds
Manufacturer	BigBlue
Manufacturer Part Number	SolarPowa 20
Material	Etfe
Material Type	Etfe
Maximum Power	20 watts
Model Number	SolarPowa 20
Output Voltage	5 volts
Special Features	Portable,Waterproof
Unit Count	1 Count

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