GP ReCyko 5700mAh D Rechargeable two-battery pack has a cycle life of up to 1000 times. It comes pre-charged and ready to use, and because of its low self-discharge rate, it can stay up to 80% charged for up to 12 months. It performs reliably even in harsh situations, with an operating temperature range of -20 °C to +50 °C.
Sustainable? Very. ECV approved, the battery is made up of more than 10% recyclable materials (in general, batteries with recycled materials reduce energy usage, consumption of fresh raw materials, and pollution). The entire battery pack, including the box, can be recycled in 94 percent or more.