21W Dual USB Solar Charger Cell Phone Charger

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21W Dual USB Solar Charger Cell Phone Charger. The ALLPOWERS Advantage: One of Leading Solar Panel Charging Brands
* Faster and safer charging with our advanced technologies
* Professional and million+ happy users

The solar panel with advanced ETFE layer is waterproof, but we do not suggest  immersing it in water, for the controller part is not waterproof, please keep in dry place

Advantages of ETFE layer
* Unique ETFE construction is water resistant
* Featuring with honey-comb structure which enhance 10% natural lighting, high transparency(95%) to ultra-violet light.
* Long life and recyclable, the age of ETFE laminated membrane is up to 25 years, later it could be frited for other use, 100% recyclable.

Why choose ALLPOWERS EFTFE solar panels?
- iSolar Technology: Intelligently detect the sunlight intensity to deliver its possible and suitable current to achieve maximum power.
- Humanized Design: Fold-able design for portability
- USB Output: USB output interface supports external battery packs, tablets, iPad , cell phones and other 5V USB-Powered devices
- Takes about 2-3 hours to fully charge iphone 8(under standard testing conditions(STD): 1000W/square meter, AM1.5, 25degC (40000LUX)

Specification
*Peak Solar Power: 21W
*Solar Type: monocrystalline laminated with ETFE film
*Output: 5V3A(Max.)
*Waterproof: IP67(except the controller)
*Compact size:253mm*300mm*13mm/9.9*11.8*0.5inch
*Expand size:642*300*13mm/25.2*11.8*0.5inch
*Weight: 0.7kg/1.3LB

Model Number: AP-ES-004-BLA
Flexible Solar Panel: No
Size: 642*300*13mm/25.2*11.8*0.5inch
Type: Solar Cells
Nominal Capacity: 5V 21W
Brand Name: ALLPOWERS
Number of Panels: 3
Max. Power: 21W
Number of Cells: 3 Panels
Foldable Solar Panel: Yes
is_customized: Yes
Material: Monocrystalline Silicon
Transformation efficiency: >21%
Dual Output: 5V3A(Max.4A)
Fold: 253mm*300mm*13mm/9.9*11.8*0.5inch
Open: 642*300*13mm/25.2*11.8*0.5inch
Weight: 0.59kg/1.3LB
Color: Black
Warranty: 18 months