YOSHINO B4000 SST Quick Start Manual Download Page 2

02

1.1 AC Charging

1.2 Car Charging

1800W AC can charge to 80% capacity in approximately 70 minutes.

120W Car Charging can charge to 80% capacity in approximately 18 Hrs.

1.3 Solar Charging

SP100(100W) or 200W(200W) Solar Charging can charge to 80% capacity in

approximately 4.5 Hrs (Using 3 SP200 Solar Panels).

SP100(100W)

SP200(200W)

1. Your First Power Up

03

Press and hold the LED Light Button for 1.5 seconds until the LED light turns on. 

Press and hold the button for 1.5 seconds again to turn the LED light off.

2.3 LED Light

2. Operation

2.1  Power Button

Press and hold the main power button for 2 seconds to turn on the product. The 

LCD screen will light up and the main power indicator will turn pulse white. 

Press and hold the main power button again for 2 seconds to turn the device 

off. The word “OFF” will appear on the screen, then the power indicator light and 

LCD screen will turn off.

2.2 App Connectivity

Press and hold the app connection button for 3 seconds until you hear a beep, 

then the icon will flash until it connects successfully. If the app fails to connect, 

the icon will go off.

≈ 2 Seconds

≈ 3 Seconds

≈ 1.5 Seconds

04

Press and hold the AC Power Button for 1.5 seconds until the button lights. Press 

and hold the button for 1.5 seconds again to turn off power to the AC outlets.

2.4 AC Output

Press and hold the DC power button for 1.5 seconds until the button lights. Press 

and hold the button for 1.5 seconds again to turn power off to the DC ports.

*Output power total is 126W

2.6 DC Output

Press and hold the USB button for 1.5 seconds until the button lights. Press and 

hold the button for 1.5 seconds again to turn power off to the USB ports.

2.5 USB Output

≈ 1.5 Seconds

≈ 1.5 Seconds

≈ 1.5 Seconds

100W

USB-C PD

20W

USB-C

5V/2.4A  X 2

USB-A 

*126W

DC5521 to DC5521

DC5521 to Cigarette Car

Female Output Cable

*126W

4000W

AC

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