1. Material: ABS Plastic2. Size: about 15x8.5 cm 3. Weight: about 240 grams4. Voltage: 3.7V-4.2V 5. Power:10W6. Battery capacity: 2400mAh 7. Charging port: USB, high charging efficiency, compatible with multiple charging methods, easy to use8. Scope of application: hiking, camping, night fishing, patrol, etc..syi