Strict security measures had been imposed in compliance with guidelines set by IATA regarding dangerous items, including spare batteries. Details are as follows:
1. Spare batteries in carry-on baggage
1.1 THAI allows spare batteries in carry-on baggage, with battery capacities of less than 20,000 milliamp-hours (mAh) or 100 Wh.
1.2. Spare batteries with capacities of 20,000-32,000 mAh or 100-160 Wh, passengers can take up to two packs in a carry-on baggage.
1.3. A spare battery of more than 32,000 mAh or 160 Wh is prohibited in carry-on baggage.
2. A spare battery is prohibited to be loaded in baggage checked-in in all case