Faston (4.8mm) lead acid battery
- high quality, reliability and energy density of battery
- maintenance-free and location-independent operation for approx. 5 years (at 25 °C)
- application: UPS, main and supporting power supply, emergency lighting, etc.
the Backpack Powerbank is attached by suction cups directly to the back of the smartphone
- easily attach the power bank to the back of your device with the suction cups
- handy sized Power on the go
- equipped with a 4000 mAh lithium-polymer battery