DIY 18650 Power Bank Case - 4-Slot, Dual USB + Type-C + Micro USB, White or Black

Build Your Own Power Bank with 18650 Cells

A DIY power bank enclosure that holds 4 standard 18650 lithium batteries (not included) and converts them into a portable charger. Features dual USB-A output ports, a Micro USB input, and a USB-C input/output port. Input and output rated at DC 5V/2A. Suitable for charging smartphones and other USB-powered devices. Available in white and black.

Key Features

• Holds 4x 18650 lithium batteries (batteries not included)
• Output: 2x USB-A at DC 5V/2A
• Input: 1x Micro USB + 1x USB-C at DC 5V/2A
• Functions as both a power bank and a 18650 battery charger
• Plastic enclosure - lightweight and compact
• Available in white and black
• No high-concern chemicals
• Screw-assembly design with included screwdriver and screws

Compatible Batteries

Designed for standard 18650 lithium-ion cells. Batteries are not included and must be purchased separately. Use protected or unprotected 18650 cells rated for 3.7V nominal.

What Is Included

• 1x DIY 4-slot 18650 power bank case
• 1x Screwdriver
• 4x Screws

Specifications

• Type: 18650 battery storage and charge box
• Input: DC 5V / 2A (Micro USB + USB-C)
• Output: DC 5V / 2A (2x USB-A)
• Battery slots: 4x 18650
• Material: Plastic
• Colors: White, Black
• Batteries: Not included