Wholesale USB Phone Charger 28W 5V Foldable Solar Charger

High-Efficiency Solar Panels
– Premium monocrystalline silicon cells deliver 28W fast charging with 22% conversion efficiency, outperforming standard panels.
Ultra-Portable & Durable
– Military-grade polyester fabric with reinforced stitching; folds to pocket size (11x15cm) and includes a carabiner for easy attachment.
Multi-Device Charging
– Dual USB ports (5V/2.4A each) simultaneously power phones, tablets, or GPS devices; ideal for camping, boating, RV trips, and emergencies.
Weather-Resistant Design
– IPX4 waterproof rating and rugged ETFE laminate protect against rain, dust, and UV degradation for outdoor use.
Smart Charging Tech
– Auto-detects device current to prevent overcharging; built-in surge protection for safety with all electronics.
Global Wholesale Ready
– Bulk pricing available for retailers, distributors, and outdoor gear suppliers; compatible with global voltage standards (100-240V).
Versatile Applications
– Perfect for off-grid adventures, backup power during outages, or sustainable charging at home/car. Ships flat to save logistics costs.