10 Cell 18650 DIY Power Bank Kit with LED Display

This DIY power bank kit accommodates up to 10 flat 18650 batteries, allowing you to build a custom portable power source. With a compact size of 212 x 80 x 23mm, it's designed for flexibility and ease of use.

Equipped with a fast dual output intelligent input control system, the kit supports normal and quick charge modes. It can provide 5V-2.1A in normal mode and supports 5V-3A, 9V-2A, or 12V-1.5A in quick charge mode, automatically adjusting to your device's needs.

• Automatic voltage and current adjustment based on device compatibility
• Dual USB output for charging multiple devices simultaneously

An integrated LCD digital display shows real-time battery status and charging information, helping you monitor power levels precisely. Additionally, the kit includes a two-hand electric light feature activated by double-clicking the switch.

• Battery level displayed digitally for accurate status
• Built-in LED lighting for convenience

Compatible only with flat 18650 lithium batteries, the kit requires proper battery polarity placement to ensure safe operation. It is important to use batteries without damaged outer skins and avoid high-temperature environments to maintain safety and device longevity.

• Use only flat 18650 batteries rated 3.2V-4.2V
• Strict battery polarity adherence required
• Do not use damaged or pointed batteries

• Dimensions: 212 x 80 x 23 mm
• Maximum power output (normal): 5V/2.1A
• Maximum power output (quick charge): 5V/3A, 9V/2A, 12V/1.5A
• Battery type: 10 x flat 18650 cells (not included)
• Inputs/outputs: Dual USB outputs
• Additional feature: LCD display and LED light

• 1x 18650 Power Bank Case (batteries not included)