4 Slots 18650 Battery Box Case Diy Power Set Material Mini Solderless Power Supply Housing For Home Go Out And Other Occasions

Description: 1. This is a parallel battery box. Do not load one positive and one negative battery into the battery for use. Do not load damaged batteries or old batteries with severe aging, otherwise it may cause the battery to short-circuit and burn the spring directly. 2. If the charging of the phone is intermittent and cannot provide stable power, please replace the high magnification battery. The 18650 battery suitable for flashlights/radios is not suitable for this product. This type of device does not require voltage boost, the current is very small, and does not require high rate batteries 3. If there is heating, replace the battery immediately, otherwise there is a risk of spontaneous combustion. 4. To use this product, carefully read the detailed introduction and make a homemade battery case and power bank. You need to have a certain understanding of this type of product and strong hands-on ability. If you are not familiar with this product and do not understand how to load the battery, it is recommended that you do not purchase or contact customer service to understand it before purchasing. Parameters: Battery type: 3.7V18650 battery (flat head, no protective plate, internal resistance less than 50 milliohms, 1C discharge rate, each voltage must be between 3.3 and 4.2V), (pointed battery cannot be used, modification or insertion of batteries that do not meet the requirements is not supported!) Dual USB output: 5V/2.4A (MAX); Input: 5V/2.1A; Input interface: Type-C port and Micro port (PD output not supported) Colors: black, white, blue, green Power display: Level 4 indicator light power display, calculated using voltage calculation method. Please use a battery with high performance and stable voltage. If the battery is too poor, it will cause excessive voltage drop, and the indicator light's battery level will drop quickly, causing the output to remain at the first or second battery level. Intelligent automatic shutdown of motherboard in non working state Specifications: Material: Plastic , Metal Size: 4.06*3.15in/10.3*8.0cm Color: Black, Blue, Green, Red Package Included: 1 x 18650 does not require welding of the battery box (excluding batteries) Note: 1. Please note that the photo does not show actual size please refer to Description for size details. 2. Please allow differences due to manual measurement thanks. 3. Due to the difference between different monitors the image may not reflect the actual color of the item. The merchant warrants that their products comply with all applicable laws, and are offered only if they comply with Joom's policies and EU Product Safety and Compliance laws.