Product Information
| Project | Details |
| Components | Polished Rectangular K9 Crystal Block, Built-In Screw-Type Metal Light Cap, Heavy Link Ring |
| Material Matrix | Premium High-Density K9 Optical Grade Crystal Glass, Reinforced Anti-Oxidization Polished Stainless Steel Alloy Chain |
| Lighting Array | Micro-Scale LED Assembly providing Automatic RGB Seven Color Spectral Rotation Gradient Transitions |
| Power Mechanism | Isolated Miniature Low-Voltage Button Cell Batteries (Completely Cable-Free Pocket Configuration) |
| Layout Orientation | Rectangular Block Format (Fully Convertible between Horizontal Landscape and Vertical Portrait Graphic Layouts) |
Why Choose Bowei 3D LED Rectangle Crystal Photo Keychain Block?
A1. Cropping-Free Wide Composition: The broad rectangular aspect ratio easily accommodates horizontal group shots, car models, and wide scenic views, eliminating the need to crop out peripheral details.
A2. Maximum Internal Light Projection: The flat, polished faces of our rectangular block act as highly efficient windows, capturing internal micro-LED beams to make the inner 3D imagery look incredibly sharp.
A3. Zero-Bias Institutional Versatility: The clean, geometric design avoids overly specific styling, making it an excellent professional souvenir choice for both corporate trade shows and tourist attractions.
A4. Hardened Pocket-Proof Hardware: Fitted with high-tensile stainless steel alloy links and a heavy-duty screw cap, this keychain easily handles daily tugs, backpack shaking, and car ignition use.
A5. Premium Non-Clouding K9 Crystal Matrix: Avoids cheap plastic, resin, or acrylic materials that scuff easily. We cut premium optical K9 crystal to keep the rectangular memorial token clean and bright over long carry cycles.
Best For
- Best for high-density multi-person group photos, horizontal tourist landmark engravings, and detailed corporate equipment showcases
- Best for museum gift shop buyers, national park souvenir vendors, international convention coordinators, and large branding agencies
- Best for commercial key ring sets, premium trade show handout gift bags, commemorative employee awards, and travel luggage tags
- Best for school class reunion tokens, historical site souvenir drops, vehicle club mementos, and multi-generation family gifts
- Best for massive volume deployment and reliable commercial distribution using our factory direct rapid scaling production runs
Frequently Asked Questions
Q: Can the internal engraving system handle horizontal landscape photos as well as vertical portraits?
A: Yes — the rectangular block layout is fully reversible. Our production software adapts to your uploaded file format, setting the laser grid to etch either horizontal panoramic scenery or classic vertical portraits to make the best use of the crystal's dimensions.
Q: How many distinct faces can be cleanly engraved inside a single rectangular crystal keychain?
A: Thanks to the wider frame size of our rectangular block format, our systems can comfortably map group shots containing 3 to 4 faces side-by-side with crisp clarity, avoiding the tight spacing limits of heart or round styles.
Q: How do consumers switch on the rotating seven-color RGB LED gradient spectrum?
A: The keychain features an integrated mechanical twist design. By simply turning the polished metal top cap housing the button cells slightly clockwise, the circuit engages to start an automated, rotating rainbow color cycle that illuminates the internal micro-etched lines.
Q: Can we engrave a tourist destination name or landmark landmark location script underneath the main photo?
A: Yes — our laser software can place a 3D landscape model or logo in the center while engraving custom dates, location names, or promotional URLs right behind or beneath the image. Sourcing buyers can coordinate graphic layouts directly through our factory Customized Services terminal.
Q: What type of batteries power this rectangular crystal keychain, and are they easy to replace?
A: Every token comes pre-loaded with standard, lightweight button cell battery disks. When the power eventually drains, simply unscrew the top metal connection block, lift out the spent cell disks, and drop fresh replacements into the chamber to keep the light working perfectly.
Q: Will the flat crystal surfaces yellow, scratch, or cloud after being mixed with heavy metal house keys?
A: No — unlike cheap plastic or resin alternatives that scuff and yellow easily, our products use premium optical-grade K9 crystal. It features high surface hardness to resist pocket wear, and because the image sits completely inside the glass core, it cannot be scratched away.
Q: What file type should we upload when submitting panoramic scenic photos for museum souvenir production?
A: We accept high-resolution JPEG, PNG, or standard vector files (.AI, .EPS, .DXF) through our B2B portal. Providing clear, crisp images helps our technical division build a detailed, lifelike 3D point map inside the glass matrix.
Q: What packaging standard is implemented to secure these rectangular crystal blocks during bulk container shipping?
A: Each finished crystal block is nestled inside a custom foam cutout within an independent presentation gift box. These display cases are packed into thick master shipping cartons, ensuring total protection against drops and shifting during global distribution.
Q: Can we customize the box exterior with foil-stamped branding for a specific international convention?
A: Yes — for high-volume enterprise orders, we can coordinate custom screen printing, silver foil stamping, or specialized box color schemes to match your theme. Speak with our sales division to align your custom packaging requirements.
Q: What is the average manufacturing lead time for an enterprise custom batch of 500 rectangular units?
A: After the digital vector proofs are approved by the client, standard custom crystal processing and assembly typically takes 7 to 12 business days. Shipping schedules vary based on air or ocean options chosen for your target logistics destination.
Bowei Custom Lighting Manufacturer

