Bulb: 20 PCS COOL SMD+ 20 PCS WARM SMD + 4 PCS RED SMD
Battery: 3.7V 4400 mAh
Max output: 300 Lumens
Function: Warm Light ON-Cool Light ON-Red Light ON-Red Light Flash-OFF
1.Hold and press , adjust the brightness from 10% to 100% and from
100% to 10% , when it is on the lowest or highest , it will strobe twice.
2. No operation in 6 seconds , it will be OFF when press the button again.
Run time: 2.5 hrs (COB)
Recharging time: 4.5 hrs (USB charging port)
USB output : 5V 2A
Adaptor : 5V 2A
Operation Temperature: -20℃ ~ 40℃
Speaker Impedance: 4Ω (At(20℃)1.2KHz 1V)
Frequency Response: 193Hz-20KHz (84-10dB MAX(1M/1W))
Rated power of loudspeaker: 5W
Sound Pressure: 84dB (1M/1W)
Bluetooth signal distance: 10 meters
Communication System: Bluetooth 4.0 (connected by 2 devices)
Compatible bluetooth configuration: A2DP, AVRCP, HFP
Supports codec: SBC, AAC
Speaker type : All frequency
Quiescent current : <100μA
Water proof : IPX4
Beam Distance: 30 meters
Size: 89.5 x 85 x 83.5 MM
N.W.: 329 g

How to Use :
Press Bluetooth button To connect to other electronic device (ie I phone, I pad) to play the music. The Bluetooth item is ZF6917 , search for it.
Press the Bluetooth button , the pilot lamp will strobe always until it connects to the electronic device succefully , then the pilot lamp will be ON. When it is cancelled to connect , the pilot lamp will turn to strobe again.
No operation in 10 minutes, it will disconnect and turn OFF