1Uses solar charging and for Bluetooth technology. When charging the device, play your favorite music anytime and anywhere. 2Set for Bluetooth speaker, power bank, warning light, charging light in one, let you travel light, easy to enjoy a pleasant journey. 3Monocrystalline silicon solar panels, where there is light, there is electricity, cloudy and rainy days continue to electricity, energy conservation and environmental protection. 4Support mobile phone, tablet, various computers for Bluetooth function, etc., the effective distance of connection is 30 meters. 5Easy to carry, with 360 degree rotating bracket, can be carried, suspended, can sit directly on the flat surface. 6With 45 LED light chips and powerful lighting, this solarpowered mobile phone charger is the best choice for outdoor enthusiasts.Condition: 100% Brand NewItem Type: Solar Power LED LightMaterial: BPT+PCSize: Approx. 22.5 x 15.5 x 3.8cm / 8.9 x 6.1 x 1.5inBattery Information: 4PCS, 4800mAh, 3.7V, Lithium battery, 18650 (excluding)Solar Panel: Monocrystalline silicon (power: 5V/ 1.2a 3W)Lighting Duration: 5-10hPower: 50WVoltage: DC5VLED: 45 LED Light Chips Color Temperature: 7200kNote: If you use USB and solar energy without battery, the product cannot start. You must add battery to useOperation instructions:1. Press and hold the switch button for a long time to open the 1st gear(strong connection 100%) and start for Bluetooth audio;2. Press the switch button again to open the second gear (low light 50%) and start for Bluetooth audio;3. Press the switch button again, and the weak light will switch to the warning light and start for Bluetooth synchronously;4. Press the switch button again to turn off the warning light and start for Bluetooth audio synchronously;5. Long press the switch button to close all programs1 x Solar Power Light1 x USB Power Cable1 x Manual