Solar charger ( IGSC-004) Model IGSC-04 CTN: 38 * 22 * 45cm N. W: 11.5 KG W: 12.3 KG 50PCS/ CTN Specifications 1. Solar panel ( mono or multi-crystalline) : 5.5V/ 120mA 2. USB charging cable: 5V 500mA 3. Li-ion rechargeable battery: 3.7V/ 1000mAh 4. Output volt/ current: 5.5V 500mA 5. Super long standby time, current consume < 150uA 6. Charging times: Mobile phone: 1-2 hours Lithium battery: 8-10 hours ( under full sunlight conditions) Lithium battery: 3-4 hours 7. Detachable solar panels: You can install one panel or two panels to charge the lithium battery; Also, the battery can be taken out and use 8. Charge mode: Constant voltage 4.2V to protect the Lithium battery inside 9. Indication: Charging and discharging state 10. Protection: Reverse current protection circuit integrated to prevent batteries from being discharged 11. Dimensions: 120 x 62 x 17mm