Firefly Handy Bluetooth Speaker Emergency Lamp

Built-in bluetooth speaker.
DC Rechargeable: 5 volts input voltage
LED Color selection: Cool White and Warm
White
With USB port for charging cellphones and
similar devices.

Operating Voltage: 4.2V DC
Battery Type: 3.7V 2Ah Lithium-Ion
Bluetooth Version: 4.0
Charging Time: 3 Hours
Usage Duration: Lamp- 4 Hours
Usage Duration: Speaker- 10 Hours
Dimension: 240 x 120 x 59 mm