Polarity was reversed otherwise awesome product. Just go for it.
Good product without any damages.
Got a great deal at dealsplant! ;)
Akari 4V 0.5Ah Sealed Lead Acid Rechargeable Battery For Mosquito Bat / Toys
Onlite Premium Quality Nylon Braided 3 in 1 Data Charge & Sync Cable 1m with lightning, MicroUSB & Type C connectors