Power Bank Case For 3 USB 3x 18650 Battery Charger Box Random Colour

Quantity: 1-PCS DIY 3×18650 Battery Power Bank Case with 3 USB Ports

Battery Configuration: Holds 3 x 18650 lithium-ion batteries (batteries not included)

USB Ports: 3 output USB-A

Output Voltage: 5V DC (standard USB output)

Output Current: Up to 2.1A per USB port (combined maximum output varies)

Input Voltage: DC 5V (charging the power bank)

Charging Circuit: Built-in charging controller with overcharge and over-discharge protection

Material: Durable ABS plastic shell with metal contacts for secure connections

Dimensions: Approx. 100mm x 60mm x 25mm (varies by design)

Weight: Approximately 150-200 grams (varies by design)

Compatibility: Compatible with standard 18650 cells (protected or unprotected)

Features: On/Off switch, battery level indicator LED, and USB charging port for recharging