Flashlight Battery Power Bank

T21 Multi-Function 18650 Battery Power Bank Case with Flashlight – Dual USB, Wireless Charging, and PD Fast Charging Options

Description:

Power up your gear on the go with the T21 DIY 18650 Battery Charger Box – a versatile, high-capacity power bank shell designed for both home and professional use. Built to hold 21 flat-head 18650 batteries (not included), this rugged case transforms your stored cells into a portable charging powerhouse with dual USB outputs, flashlight functionality, and fast-charging options including PD and Qi wireless charging.

Key Features:

Multiple Models Available:

T21-PD + Flashlight: Up to 12V/1.5A output, 5V/3A input/output

T21 + Flashlight: 5V/2.1A input/output

T12-QI + Flashlight: 5V/2.1A wired, 5W wireless output

T12-PD-QI + Flashlight: Wired up to 12V/1.5A, wireless charging up to 15W

Large Battery Capacity:
Holds 21x 18650 flat-head batteries (not included), ideal for high-output charging

Multiple Charging Modes:
USB-A, USB-C (PD), and Qi wireless charging supported (model dependent)

Built-in LED Flashlight:
Perfect for outdoor use or emergencies

Durable Construction:
Made from lightweight, high-quality plastic with an easy-carry lanyard

Specifications:

Dimensions: 170 x 84 x 62 mm (6.69 x 3.31 x 2.44 inches)

Weight: Approx. 230g (without batteries)

Material: Plastic

Colors: Available in Black and White

Humidity/Environment: Suitable for everyday and professional use

Package Includes:

1x T21 18650 Battery Charger Box (Batteries not included)

Perfect for tech tinkerers, emergency kits, and anyone who values flexible power solutions, the T21 is where function meets convenience.