Replaceable Wireless Tattoo Battery Pen Machine

Instructions for use:

The device is a tattoo power supply, with input port, output port, built-in lithium battery, external switch button, voltage adjustment button, LCD screen, and specific functions are as follows:
1. Power on: press the power button to power on, and then press to power off;
2. Pause: during normal work, press the O key for a short time to pause the work, and then press to resume the work;
3. Adjust the voltage: pushing the “+” or “-” key to adjust the gear, corresponding to 1-8 gears respectively representing 5-12V;
4. Battery display: It is displayed on the LCD screen, it is full of 4 cells, and it needs to be charged when there is 1 cell remaining

Power parameters:

1. Input: The charging port is powered by a USB data cable.
The built-in battery is 2pcs, 550mA / block, 3.7V battery, and the output current is fixed at 1A;
2. Output: Voltage range: (1-8 range corresponds to 5-12V) pushing “+” or “ -” button to switch the voltage range, 5V is the lowest voltage, and 1 level corresponds 5V, 2nd gear corresponds to 6V, and so on 8th gear corresponds to 12V;
3. Power storage: fast charge through the matching fast charge USB data cable. Normally, it can be fully charged in 1.5-2 hours. It is fully charged with 4 grids. It can be used for about 5-6 hours when the 8V is turned on. The voltage is stable. The last battery charge needs to be recharged to ensure the use time.