• Applicable to the crowd
• Whole Adult child

• Print LOGO
• Whole Yes No

• Custom processing
• Whole Yes No

• Brand
• Whole Silver Beth Jin Feng

• Material
• Whole Plastic aluminum alloy aluminum

• Form of power supply
• Whole Battery charging kinetic energy solar energy other

• Light source form
• Whole LED lighting lighting +LED other

• Power generation
• Whole Hand hand other