Digital Display 510 Battery
Slim metal 400mAh 510 thread battery with a bottom digital display, three selectable voltage settings and USB-C charging for wholesale and private-label programs.
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A Slim 510 Battery for Everyday Carry
- The metal cylindrical body keeps the footprint compact while leaving the button and screen visible.
- The opening view establishes product scale without changing the supplied product render.

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Select the Output on the Device
- Choose between 2.7V, 3.4V and 4.2V.
- The current voltage setting is shown on the integrated bottom display.

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Read Voltage and Battery Status at a Glance
- The digital screen shows the active voltage.
- A multi-level color icon provides visible battery status.

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510 Connection and USB-C Charging
- The top connection uses the standard 510 thread format.
- The USB-C charging port is positioned at the bottom of the device.

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Verified Product Parameters
- 400mAh battery, metal housing and 30g device weight.
- Unsupported runtime, performance and certification claims are intentionally excluded.

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A Compact 89.5mm × Ø14mm Profile
- The cylindrical body measures 89.5mm in length and 14mm in diameter.
- The size graphic labels height and diameter separately to avoid misleading width and depth measurements.

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Multiple Housing Finish Directions
- The color presentation uses the original supplier photography.
- Final finish, color matching and surface treatment are confirmed during sampling.

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Sized for Practical Daily Transport
- A 30g body and 14mm diameter make the physical scale easy to understand beside everyday objects.
- The product is deliberately shown at a realistic, compact size.

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OEM/ODM Presentation for Brand Projects
- Housing color, exterior graphics and packaging can be developed for the approved project.
- Final specifications, MOQ, sample process and lead time are confirmed before production.

Technical Specifications
| Product Type | Rechargeable 510 thread battery |
|---|---|
| Battery Capacity | 400mAh |
| Voltage Settings | 2.7V / 3.4V / 4.2V |
| Display | Digital voltage and battery-level display |
| Connection | 510 thread |
| Charging | Bottom USB-C |
| Control | Physical button |
| Housing Material | Metal |
| Dimensions | 89.5mm length × 14mm diameter |
| Weight | 30g |
| Customization | Logo and housing color customization available |
Frequently Asked Questions
Which voltage settings are available?
The verified settings are 2.7V, 3.4V and 4.2V.
What does the screen show?
The bottom digital display shows the active voltage and a battery-level icon.
What is the device size?
The cylindrical body is 89.5mm long, 14mm in diameter and weighs 30g.
Can the housing be customized?
The supplier lists logo customization and custom processing. Final color, graphics, packaging, MOQ and lead time are confirmed during quotation and sampling.
Build a 510 Battery Program for Your Brand
Share the target market, quantity, housing finish, logo treatment and packaging requirements. We will confirm the production specification, sampling process, MOQ and lead time before manufacturing.
For legal adult-use markets only. Final electrical specification, branding, packaging and destination-market requirements are confirmed before production.










