noun
recharging period; time to recharge one's batteries
Often used figuratively for taking a break to regain energy or motivation, as well as literally for charging a device.
仕事を辞めて、しばらく充電期間にしようと思う。
I'm thinking of quitting my job and taking some time to recharge.
このスマホは充電期間が
This smartphone needs only a short charging period.