Product name: 4-channel inverter (sine wave)
It can be applied to Makita lithium batteries; 4 batteries  (high to low voltage) are used in turn , and 4 batteries have a design power display.
The product is an outdoor mobile lithium battery inverter, which can use four types of batteries. The function has two USB (5v2.1a) one typec (3a) one dc (12v5a) one inverter socket (110v/220V) one lamp (two gears 600 lumens 1200 lumens).
Full-featured outdoor travel camping can charge Android/for iPhone, DC can charge some small appliances with DC, inverter socket can be used for outdoor small refrigerators, coffee machines, small fans, laptops, razors, outdoor travel small appliances, LED lights with two gears , can be illuminated.

Type:Lithium battery inverter
Material:plastic
Output power: 300w
Peak output power: 500w
Input voltage: 18V
Output voltage: 110/220V (optional)
Other outputs: 2*USB (5V, 3A)/Type-C (PD3.0)
Lamp: 2 gears (600/1200lumen)
Output waveform: sine wave
Frequency: 50Hz
Overload Protection: Yes
Output short circuit protection: yes
Output Voltage Stability: Yes
Output interface: international universal socket
Battery: suitable for 18V Makita battery (not included)

Package Contents:
1 x battery inverter

Only the above package content, other products are not included.
Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.