The 4-channel modified sine wave inverter is suitable for lithium batteries; 4 batteries (high voltage to low voltage) are used in turn, and the 4 batteries have a design power display (without batteries). This product is an outdoor mobile lithium battery inverter that can use four types of batteries. The function has two USB (5V/2.1A) one type-c (3A) one dc (12V/5A) one inverter socket (220V) one lamp (two gears 600 lumens 1200 lumens). Full-featured outdoor travel camping can charge for Android/for , DC can charge some small appliances with DC, inverter socket can be used for outdoor small refrigerators, coffee machines, small fans, laptops, shavers, outdoor travelSmall appliances, LED lights with two gears, can emit light. Electrical protection performance: low voltage protection (usually the battery voltage is too low when not working, lower than 15V, the power is not enough, please replace the fully battery in time), overload and overcurrent protection (over the rated power 300W automatic power-off protection) ,Short circuit protection Handle design, easy to carry. Name: Power Inverter Battery channel: 1~4 channel Battery input: 18V lithium battery DC output: 12V/5A (Max 10A) USB output: 2 * USB-A 5V/2.1A, 1 * Type-C: 5~12V/18W, PD3.0 AC output: Rated power: Modified sine wave 300W AC Voltage: 220-240V Frequency: 50Hz USB:5V/2.1A*2 Type-C:PD3.0/18W Lamp: 2 gears (600/1200lumen) LED output: C.T.6000K/2 Modes (10W/6W) Operating temperature: -10~+40 Battery: suitable for 18V battery (battery not included) Colour:green + black Material:plastic Package Contents: 1 x Lithium Battery Inverter (without battery) 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.