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A Li-Ion Battery MR18650 INR18650-35E with 3.6V and 3500mAh, from Samsung.
A 4R25 Zinc-Coal Battery with 6V and 7500mAh, from Varta.
Battery for AC inverter by EL Wire .
3.7V 2400mAh Li-po battery.
Powerbank 20000mah from XiPin with two USB outputs that allow you to charge two devices at the same time. The high input and output intensity ensures loading speed . Four LED lamps inform about the charge level.
This is the Lead Battery with 12V 9Ah of Ultracell.
Battery Lithium Charger with Battery 900 Mah, Manta.
This is the NI-CD N 3.6V 200mA Battery from Join with 2-wire and JST connectors.
Flashlight with 5 LED, Solar Panel and Battery.
These batteries are extremely thin and light. These are the batteries with the highest energy density
Don&rsquot be caught by surprise next time your board suddenly powers-down! The SparkFun LiPo Fuel Gauge connects your battery to your project and uses a sophisticated algorithm to detect relative state of charge and direct A/D measurement of battery voltage.