Description: With LED digital display design, the power bank case makes the remaining power clear at a glance. Using large battery capacity and dual USB output, this power bank case supports two devices fast charging at the same time. And it has LED flashlight for emergency use. It is constructed of ABS material. It is removable for repeated battery replacement. The length of this product is 17cm, the width is 8cm and the height is 2.2cm. It fits flat head without protection plate 18650 battery (65MM long) without a protective plate. Do not use a disassembled battery that has been placed for a long time and has been used many times. Using a disassembled battery will affect the experience. Item Name: Power Bank Case Material: ABS Interface: Dual USB Output + Type-C Port/for Android Port Dual Input (Does Not Support PD) Battery Type: 18650 Battery Applicable Type: Universal Power Capacity: 8 Free-soldering Mobile Power Boxes (Batteries Not Included) Conversion Rate: 85% Protection Function: Anti-reverse Connection, Anti-series Connection, 18650 Battery Charging, Repair Function Motherboard: Multi-channel Independent IC Management Protection Board Output: 5V2.4A Input: 5V2.1A Battery Capacity: 2000mAh-20000MAh (Not Included) Features: Fast Charging, LED Power Digital Display, with Strong Flashlight Size Details: L: 17cm/6.69", W: 8cm/3.15", H: 2.2cm/0.87"(Approx.) Notes: The motherboard is equipped with an anti-reverse chip, which will not burn the motherboard, but because the spring shrapnel is integrated, the battery is broken, the battery is short-circuited, one positive and one negative, the series connection will cause the spring to burn, but after the correct installation, the motherboard can always be Normal use, will not burn. Note that the product only includes the motherboard plus the shell, no battery, no charging cable. Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Power Bank Case (Others Not Included)