Welcome to our store and browse this product.
If you have a genuine need for this product, please carefully read the product details and precautions, and place your order with caution! Don’t make the wrong purchase; If you are unsure or have no need, please do not place an order to avoid unnecessary losses!
DIY (semi-manufactured goods)
Advance notification(Very Important):
(1). To use this product, you need to have some professional knowledge and experience. We do not guarantee that you can use it well.
(2). You must have 10 pieces of 18650 Power Li-ion Batteries(discharge rate>15C).
(3). You must have the tools such as spot welding machines, soldering irons, multimeters, and suitable chargers, etc.
(4). This product has no after-sales service. After placing an order, it will not be returned! No refund!
No after-sales!
No refund!
No return!
Please purchase with caution!



Please be kindly noted:
(A). PCBA Color: Black, Blue, or Green, or Red, etc. any color, PCBA color and version number are different according to the actual latest inventory.
(B). PCBA design may change due to changes with the supply chain and processing technology.
If you have any objection to the following two items, please do not order !
1. PCBA color may be any color according to our stock,
2. PCBA design may change with the same function and performance guaranteed .
Once you place an order, you agree to the above two terms by default, and you are not allowed to submit disputes for the reasons of “different colors, design changes, wrong version of goods” and so on.
Preparation before assembly:
(1). If a new core is used, please note:
a. 18650 power lithium battery core must be selected(discharge rate>15C),
b. A group of 5/10 cores must be equipped with resistance and capacitance to make their voltage the same.
(2). If the old battery is repaired, please test the voltage at both ends of each cell. If the voltage is different, please charge each cell to the same voltage value.
Very important:
Ensure that the voltage of each cell is the same before welding PCB.



Package include:
Circuit Board(PCB)
as the following picture: no battery cell
Note: there are No batteries in the package !!!!!!
Kindly Reminder (Very Important!!!!!! ):
1. There are no batteries in the package !!!!!!
2. If you need batteries, please don’t place orders !
3. If you don’t have the knowledge of battery assembly, please don’t place an order !
Special emphasis is placed on:











Recensioni
Ancora non ci sono recensioni.