Replacement battery for remote controls. Compatible replacement battery, not an original battery from the manufacturer! Refer to the device and battery numbers listed to select the right battery for your device! Replacement battery suitable for: Roto: 3 and 4, RT2 Generation 2, RT2 Solar Funk, WDT-S RT2 SF G2/G3/G4, ZEL WDT-S RT2 SF G2/G3/G4 Identical to the following batteries: Roto: F1-10 AA Please note: Opening your device voids the warranty. Installing this battery is especially complex and follows at your own risk. We do not assume any liability for damage and failure with devices and/or batteries. https://elecena.pl/product/19879445/31216-battery-for-roto-rt2-generation-2-nimh-2200-mah 2021-11-19 https://elecena.pl/product/19879445/31216-battery-for-roto-rt2-generation-2-nimh-2200-mah 2022-05-15