The 5V USB Aluminium Body Power Bank Box is a compact and stylish solution for turning 18650 lithium-ion batteries into a portable USB charger. Designed with a sleek aluminum enclosure, this power bank case supports a single 18650 battery and delivers a stable 5V USB output for charging smartphones, Bluetooth devices, and other USB-powered gadgets. Its lightweight, durable construction and easy battery installation make it ideal for DIY electronics, emergency backup power, and everyday portable charging. Key Features Converts a single 18650 battery into a portable 5V USB power bank Stylish and durable aluminum alloy housing for heat resistance and durability Compact and pocket-friendly design for easy portability USB output for phones, tablets, and USB-powered electronics Easy-to-assemble DIY kit – just insert the battery and it’s ready to go Technical Details Product Name: 5V USB Aluminium Body Power Bank Box Material: Aluminium alloy body with plastic end caps Color: Typically available in black, silver, blue, or red (may vary by batch) Battery Compatibility: 1 x 18650 rechargeable lithium-ion battery (not included) Output Voltage: 5V DC via USB port at up to 1A Max Input: Micro USB (DC 5V input for charging the battery inside at up to 1.5A) Output Interface: USB Type-A (standard USB output) Charging Efficiency: 85% (typical, varies with battery quality) Weight: Approx. 22g (without battery) Operating Temperature Range: -10°C to 60°C Build Type: DIY assembly (screw or slide-fit body) Dimensions: Diameter: 22mm, Length: 92mm Applications Portable power supply for smartphones, MP3 players, and USB lights DIY emergency power bank projects Ideal for travel, outdoor use, and power backup Suitable for electronics enthusiasts and makers Why Choose the 5V USB Aluminium Body Power Bank Box? This 5V USB Aluminium Body Power Bank Box offers a reliable, stylish, and efficient way to reuse your 18650 cells while keeping your USB devices charged on the go. Its lightweight and durable construction make it ideal for everyday carry, while the simple DIY setup makes it accessible for users of all levels. Perfect for customizing your own power solution wherever and whenever you need it. Package Includes 1 x 5V USB Aluminium Body Power Bank Box (battery not included)
