Photo 1 of ?Upgrade? 3.5Ah Replacement Battery for Tineco A11 Hero & A11 Pet EX & A11 Tango, Cordless Vacuum Cleaner Replacement Battery(21.6Volt)

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Photo 1 of ?Upgrade? 3.5Ah Replacement Battery for Tineco A11 Hero & A11 Pet EX & A11 Tango, Cordless Vacuum Cleaner Replacement Battery(21.6Volt)Photo 2 of ?Upgrade? 3.5Ah Replacement Battery for Tineco A11 Hero & A11 Pet EX & A11 Tango, Cordless Vacuum Cleaner Replacement Battery(21.6Volt)Photo 3 of ?Upgrade? 3.5Ah Replacement Battery for Tineco A11 Hero & A11 Pet EX & A11 Tango, Cordless Vacuum Cleaner Replacement Battery(21.6Volt)