Working fine as described
Akari 4V 0.5Ah Sealed Lead Acid Rechargeable Battery For Mosquito Bat / Toys
The stick is too small
Coin cells, button cells
CR1620 , DL1620, 1620, CR 1620, ECR1620, L08, DL1620, 5009LC, 208-208 Maxell Lithium coin batteries are often used in car key remotes, fitness appliances, watches and other electronics. These batteries provide reliable power for a longer time.
Coin cells, button cells
CR1620 Maxell Lithium coin batteries are often used in car key remotes, fitness appliances, watches and other electronics. These batteries provide reliable power for a longer time.