Portable Self-design 1 x 18650 Battery Box Shell Smart Power Bank Case

Specifications:

Overcurrent protection; overcharge protection; undervoltage protection; light-load protection; overload; short circuit protection

Reverse battery protection (reverse an arbitrary， two， three batteries will not be mobile power boxes， battery causing any damage)

Over-discharge battery repair

Three-color battery segment indication; charging indicator; fully charged indication

Plug and play， no need to repeatedly switch the tedious

Charging cut-off voltage of 4.2V Discharge cut-off voltage 3V

Energy conversion efficiency of 85%

Precision tight fit sleeve design， superior feel

Battery holder card bit design to ensure reliable contact with

Copper pillars， increasing the battery contacts effect， reducing the on-resistance

Shell thickening up to 2.5mm， increasing product reliability outdoor activities

Support the battery with protection board

Security:
- high-quality protection IC
- With charging management of protected
- With the processor detects protection
- With reverse battery protection
- With overcurrent， overvoltage， over discharge and short circuit protection
- Tips Warm reminding
- Recommended to choose authentic full capacity 18650 battery

Package Weight : 75(g) / 2.65(oz)

Package Dimensions(Length*Width*High) : 100(mm)*30(mm)*20(mm) / 3.94(in)*1.18(in)*0.79(in)

Package Include:

1 x smart power bank case without retail box ( battery not included in the package)