1).Environmental-Friendly, Energy Saving, Expectancy, Lower Power ,Consumption, Rechargeable, Waterproof, and Carry with easy. 2)Bright portable outdoor solar light bulb with built-in nner Solar Panels 3).Easy to use: two ways to turn it on, Screw the hooked lid to bulb thread and tighten, then press the switch button to turn on/off. Hold Bulb and gently press the top with your finger 4).Fitted with three Solar Panels it will recharge in sunlight and give you 2-4 hours of Lighting. 5).The rechargeable LED bulb works like any household bulb and recharge with light on this will -8 hours to fully charge and give you 4-6 hours of lighting. 6).When power is cut the bulb operates as an emergency lamp and switches on automatically as long as room light switch is set to ON. You will never be without light due to a blackout ever. The built-in sensor can effect the success of power, determine the state of switch, and in the situation of outage. 7).perfect for , outdoor trips,emergency events and power outages, Garden, Travel, Hiking, Camping and a lot more. Colour:As Shown Material:plastic+metal type:7W Package Contents: 2 x Solar light bulb Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.