Portable Empty 4x18650 Battery Compartment Dual USB 5V / 2.5A DIY Power Bank Enclosure blackNone

Environmentally friendly ABS material, sweat free and safe to use. Charging of the LCD display with flash light display for easy reading. Support over voltage protection, over current protection and short circuit protection. We sell the following products: Bluetooth adapter Car audio USB supply HDMI audio adapter Digital audio output adapter Sata data cable USB C data cable Micro USB data cable 3 USB data cable 3 Connect the mobile phone to the TV wirelessly Connect Bluetooth connect Bluetooth speakers Connect mobile phone TV Connect mobile phone to car radio Connect headphones to TV usb charger plug usb power supply usb adapter usb socket adapter charger inductive fast charger usb charger usb c charger power supply unit cigarette lighter usb charger car battery charger charger batteries wuxian usb charger power supply unit pc universal power supply usb hub active 3.0 with power supply usb audio hub usb audio hub with power supply unit usb c