■LED bulb:20 cold light SMD + 20 warm light SMD + 4 red light SMD
■Battery specifications:2 18650 lithium batteries (3.7V, 4400mAh)
■Charging method:USB direct charging (including battery, USB cable, plug)
■Charging time:4.5H
■Charger specifications:5V 2A
■Function mode:warm light/cold light/red light/red light flash
■Mode brightness:300LM/300LM/20LM/-
■Battery lasts for:3H/3H /8H/15H
■Beam distance:23m/23m/-/-
■Waterproof rating:IP54
■Bluetooth signal distance:10m
■Communication system:4.0 (can connect two devices)
■Compatible configuration:A2DP, AVRCP, HFP
■Supported coder/decoder:SBC, AAC
■Working temperature:-20 ℃ to 40 ℃
■Speaker impedance:4Ω (under 20 ℃ , 1.2KHz, 1V)
■Frequency response:193Hz-20KHz
■Speaker rated power:5W
■Sound pressure:84dB
■Specifications:89.5 x 85 x 83.5mm
■Weight: 329g (including built-in battery)
■ When the light is on, long press the switch to adjust the brightness (100% -10% or 10% -100%)
■ When the brightness is at the maximum or minimum state, the bulb will flash twice
■ No operation for 6 seconds, it will turn off after pressing the switch
■ The name of the device is "E9390", the device could be connected
■ Press the WIFI button and the indicator light will flash, then you can connect with the electronic device
■ When connected with electronic equipment, the indicator will stay on; When disconnected, the indicator will flash.
■ The device will disconnect and automatically shut down without any operation in 10 minutes