Jump starter: For 12V Vehicle, up to 4.0L gasoline car
19.5V/3.5A output: For Note book
5V output: For charging to mobile phones or tablets
12V~15V input: Charging for jump starter
Warning light: For indicating error conditions
Flash light switch
Indicator light: For indicating the battery capacity
Main switch
LED illumination: Normal/Strobe/SOS/Warning
Bluetooth 10.TF card MP3 player
Speaker
Mistake-proof system: Mistake proof and spark-proof, reverse polarity protection, short circuit and reverse charge protection, under voltage and over current protection