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Introduction
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Hi, guys. Welcome back to ChargerLAB.
After seeing so many chargers for mobile devices.
Today, ChargerLAB will tear down something different.
It is pretty big, which is the portable electric vehicle charger.
The black bag is used to store the charger.
And the brand is Bull.
Let's see what's in the bag.

Bill of materials (BOM) ------------------------------------------
MCU (microcontroller): GigaDevice GD32F130C8T6
Varistor: SET SFV14D561K
Power Supply: MORNSUN LD05-23B12R2
Relay: Hongfa HF161F-W
Current Transformer: Zhenhengtong Electronics ZHT123A
Black Capacitors: Lelon
Blue Capacitors: Aishi
Step-down Converter: Sg Micro SGM61323A
Single-phase Meter: Renergy RN8209D
Voltage Comparator: STMicroelectronics LM293
Leakage Protection Chip: Fudan Micro FM2147
TVS Protection Chip: Chenda Electronics