Hi Robin bro ,iPhone 8 ku box la 5 watt adapter dha varum but nammo 20watts adapter use panlama bro idhu naala battery health affect aaguma bro but na ippothiku 5 watts dha use pandra ungha suggestion enna bro
hello bro, use pannalaamnga. iPhone input power automatic a reduce aagum based on which model you are using. so higher watt charger with original or mfi certified lightning cable use pannalaamnga.