Round car with steel ring charging dual USB (1a)
1. Color: gold, silver, blue, green, rose red
2. Model 1A: dual USB output 1A
3. Note 1A: it is only applicable to 12V trolley, but not 24V truck
4. Material: smart chip + high quality ABS engineering plastic + thermosetting resin
5. Size: 2.5 * 2.5 * 5.7
