... size, easy to carry. 2. Instruction:One end is DC charging, Red light indicates charging state, Green light indicates charge complete; There ... one is the power switch, the button is the flash light and dimmer control switch( Adjustable brightness for 100%,75%,50 ... more than 90 minutes.3. Application:1). Household emergency, 2). travelling and camping, 3). emergency lighting, 4). driving at night.4. ...