... : 7800mAH Lighting and SOS function Strong Compatibility For iPhone Charger with Indicator Power Bank Advantages:1. USB output, heavy ... power key twice, then turn on or turn off the flashlight. Press and hold the power key, then turn on ... , torch will light up. When you turn off the flashlight, you need to chick on a key.Warning: Do ... /cell phone/player/camera/PSP etc For iPhone Charger with Indicator