Lowest promo price tracked: $20.27 – from Banggood. Updated: 11-01-2026.
ISDT 2S 3S 4S 5S 6S BattAir Plugin Voltage Checker Bluetooth
Banggood warehouse: China.
Price: $20.27
Additional Banggood coupons:
1. First page
2. Second page
Aliexpress
There’re some similar (or not) items on Aliexpress
Click here to search by yourself.
Price history and price alert
Price history (for all/most countries) for ISDT 2S 3S 4S 5S 6S BattAir Plugin Voltage Checker Bluetooth is here. The lowest price was: $19.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood and Aliexpress (only if product name will be the same as on Banggood and I will post it on social media though, so it’s more like Banggood price alert)).