























Recent Purchase
zps***
Max. Power:21W;Material:Monocrystalline Silicon;
$55.84
40 days ago
zfg***
Max. Power:21W;Material:Monocrystalline Silicon;
$167.52
40 days ago
ucc***
Max. Power:21W;Material:Monocrystalline Silicon;
$167.52
35 days ago
gri***
Max. Power:21W;Material:Monocrystalline Silicon;
$502.56
19 days ago
efv***
Max. Power:21W;Material:Monocrystalline Silicon;
$390.88
5 days ago
csn***
Max. Power:21W;Material:Monocrystalline Silicon;
$167.52
40 days ago
ggl***
Max. Power:21W;Material:Monocrystalline Silicon;
$390.88
18 days ago
ecf***
Max. Power:21W;Material:Monocrystalline Silicon;
$335.04
41 days ago
jbo***
Max. Power:21W;Material:Monocrystalline Silicon;
$390.88
6 days ago
hno***
Max. Power:21W;Material:Monocrystalline Silicon;
$111.68
19 days ago
View All
Customer Reviews

Customize High Efficiency 21W Ultra Thin Lightweight Portable Foldable Solar Panels for Solar Backpack
$34$55.84-39.11%
Max. Power:
21W
Material:
Monocrystalline Silicon
Quantity:
Add to Cart
Wishlist
Features
Ultra-Thin & Lightweight Design
Crafted with advanced polymer materials, this 21W solar panel boasts a sleek 5mm profile and weighs only 450g, making it effortlessly portable for outdoor adventures.
High-Efficiency Monocrystalline Cells
Features premium monocrystalline silicon with 23% conversion efficiency, delivering rapid charging even in low-light conditions.
Military-Grade Durability
Reinforced with ETFE laminate coating and corrosion-resistant aluminum alloy frame, ensuring waterproof (IP67) and shockproof performance.
Smart Foldable System
Patented 3-fold hinge design with auto-lock mechanism allows compact storage (12×20cm when folded) and instant deployment.
Multi-Device Compatibility
Integrated USB-C/QC3.0 ports support simultaneous charging for phones (2.4A max), GPS devices, and power banks.
Versatile Mounting Options
Includes sewn-in loops for backpack attachment, plus magnetic strips/Molex connectors for DIY integration with tents or RVs.
Certified Safety
CE/FCC/RoHS certified with built-in overcharge protection and heat dissipation grooves (operating temp: -20°C to 65°C).
Ideal for
Backpacking, emergency kits, van life, and off-grid power solutions—backed by 5-year warranty and bulk order discounts.
See More