This is the one I bought, it charged my One Plus 7 Pro and used 2% of it's capacity, it's obviously not a fast charger but it's for when I'm not at home or in the car. Power Bank 25000mAh Portable......

Hmmmm Well it all depends on your hardware. If your 5ghz receiver is full wireless n 300mbps or half at 150mbps. Are you using wpa2 with aes or tkip? Tkip is not meant for wireless n. More info on...