[B2B Sample] 30000mAh Solar Power Bank with Built-in Cables

[B2B Sample Order] 30000mAh Waterproof Solar Power Bank with Built-in Cables & Wireless Charging | Custom Logo & Free Mockup

$49.90

color Blue Green

capacity 20000mAh 30000mAh

★ B2B Sample Order Policy & Customization Process

ATTENTION WHOLESALE & OEM BUYERS: This product listing is dedicated to commercial sample ordering, custom proofing, and prototype verification for B2B clients.

Full Custom Logo & Pattern Support: We support custom logos, patterns, graphics, and full-wrap artwork. Simply provide your design files or drawings (AI, PDF, EPS, or high-res vector files).
Free Digital Mockup Confirmation: Our design team will generate a 100% FREE digital visual mockup / rendering for your review and approval before sample production begins. Production starts strictly after your confirmation.
100% Sample Fee Refund: Once your sample is approved and you place your bulk wholesale production order, the full sample fee will be refunded / credited directly against your bulk order invoice!
Direct Contact Before Ordering: Contact our team via Email at info@kolinktrading.com or WhatsApp at +86 15067563835 to confirm your artwork and design specifications.

Product Highlights & Key Features

Ultra-High 30000mAh Capacity: High-density grade-A lithium polymer battery pack engineered for extended outdoor journeys, multi-day camping, and emergency backup power.
Built-In Integrated Charging Cables: Features built-in USB-A and Lightning charging cables neatly grooved into the chassis, allowing cable-free convenience on the go.
Qi Standard Wireless Charging: Effortless cable-free charging surface supporting Qi-compatible smartphones and mobile devices.
Multi-Device Simultaneous Output: Dual USB-A outputs, bidirectional Type-C port, and integrated cables can recharge multiple smartphones and gear simultaneously.
Solar Emergency Recharging: Built-in 330mA monocrystalline solar panel absorbs natural sunlight for outdoor off-grid emergency power replenishment.
Dual High-Lumen LED Flashlight: Integrated high-intensity dual LED torch equipped with steady beam, flashing strobe, and emergency SOS distress signal.
IP54 Weatherproof & Drop Resistance: Heavy-duty ABS+PC housing surrounded by shock-resistant silicone bumpers to withstand drops, dust, and outdoor rain splashes.
PCBA Hardware Multi-Protection: Smart safety PCBA prevents over-charging, over-discharging, short circuits, and low-tension anomalies.

Technical Specifications & Parameters

Product Name	30000mAh Waterproof Solar Power Bank with Built-In Cables
Battery Capacity	30,000mAh (High-Grade Li-Polymer)
Certifications & Standards	Qi, CE, FCC, RoHS, ETL Certified
Built-In Cables	Integrated USB Charging Cable & Lightning Cable (DC 5V / 2.4A Max)
Dual USB Outputs	USB1: 5V / 3A \| USB2: 5V / 3A (Max)
Type-C Input / Output	DC 5V / 3A (Max)
Wireless Charging Output	DC 5V / 1A (5W Qi Standard)
Solar Panel Input	Monocrystalline Silicon (330mA)
Flashlight / Torch	Dual High-Power LED Flashlight (Steady / Strobe / SOS)
Waterproof Rating	IP54 Rainproof, Splash-Proof & Dustproof
Dimensions & Net Weight	166 × 80 × 33.8 mm \| Approx. 546g
Battery Level Display	Multi-Stage LED Power Indicator

Product Advantage & Quality Comparison

Product Certifications & International Compliance

Engineered to pass rigorous commercial compliance testing, certified under global consumer electronics safety standards including Qi Wireless Standard, CE, FCC, RoHS, and ETL.

International Quality and Safety Certificate 2

Product Details & Visual Gallery

30000mAh Solar Power Bank Product Overview

Solar Panel and Outdoor Carabiner Attachment

Wireless Charging and Multi-Device Charging

Dual LED Camping Torch and Compass Navigation

Customization & OEM Branding Capabilities

Artwork Submission: Send vector files (AI, PDF, CDR, EPS). Custom logo placement on back housing or front bezel.
Digital Proofing: Free digital visual mockup provided within 24 hours for final position and size approval before sample fabrication.
Branding Methods: Precision laser engraving, durable silk-screen printing, or vibrant full-color UV digital printing.
Color Options: Classic Blue, Outdoor Green, or custom Pantone color matching for bulk orders.
Custom Packaging: Branded retail boxes, kraft gift packaging, custom barcode/UPC labels, and manuals.

How The B2B Procurement Process Works

Send Artwork for Free Mockup: Send your logo or design files (AI, PDF, EPS) to our official Email (info@kolinktrading.com) or WhatsApp (+86 15067563835) to receive your free visual mockup.
Confirm Proof & Produce: Once you review and approve the digital mockup, sample production will be arranged immediately.
Quality Evaluation: Inspect the physical sample for wireless charging, built-in cable functionality, solar efficiency, and print finish.
Bulk Order & Sample Credit: Place your mass production order; the sample cost is deducted directly from your mass production invoice.

⚠️ Customization Process & Return Policy

Logo and graphics support in-depth customization (customer provides vector artwork or drawings). We provide a free digital rendering mockup for client approval prior to production. Due to the bespoke nature of customized items, customized products are strictly non-returnable and non-refundable unless there is a verifiable quality or manufacturing defect.

Direct B2B Support & Fast Quotes

Email: info@kolinktrading.com | WhatsApp: +86 15067563835
Send your logo files, custom requirements, or inquiries directly to our OEM team.