Custodia per batteria a 4 slot 18650 custodia per caricabatterie per banca di alimentazione fai-da-te custodia per ricarica Mini custodia per alimentatore senza saldatura

Features:
1. The motherboard is equipped with anti installation and anti installation protection. The battery is installed in the wrong direction without burning the motherboard, and reinstalling it correctly is sufficient.
2. Level 4 battery indicator light, clear battery usage at a glance, and timely charging when the battery runs out.
3. Input: 1 * Micro interface+Type-C interface (DP not supported) Output: Dual USB interface 5V/2.4A (MAX)
4. [Removable] Without welding, 4 18650 batteries (flat head) with the same capacity can be directly placed, and a single unit with a capacity of no less than 1200MAH can be used. They are fixed with screws, detachable, and can be replaced with batteries. (Battery not included)
5. [Convenient to carry] Small size, easy to assemble, suitable for use in various scenarios such as shopping, home, outdoor, and school.

Attention:
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 other 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

Product List:
1 * 18650 does not require welding of the battery box (excluding batteries)

Note:
1. Please allow a bit error due to manual measurement. please make sure you do not mind before you bid.
2. The color may have different as the difference display, please understand.