This powerbank produce energy after the hand crank is being turned. The device gives your cell phone reliable back up power. The built-in flashlight is useful in emergency situations.

• ‘Free power’ mobile phone companion.
• Features a self-developed, high-efficiency hand crank generator.
• Just  turn the hand crank and energy will be produced.
• The charging current output is higher than that produced by the mains.
• The constant-voltage and constant-current charging output protects your electronic device from being damaged.
• It is a portable device that combines the functions of a powerbank, hand crank generator and flashlight.
• When the user’s cell phone is running out of battery, the device enables them to call to important clients or their superiors.
• It is also a light source for people who are waiting for rescues after getting in accidents in the country.
• People will feel safe in the dark when they have this Samsung device with them.
• Portable design.
• Available in multiple colors.
• Customized colors can also be provided.