MultiDigital Test
This new type of pen screwdriver has two colors: red and orange. It can detect the voltage of the electrified part, including AC and DC.
Three AG10 button batteries are used for power supply (batteries are not included) and LED lighting for easy use after power failure.
AG10 battery parameters (shipment excluded):
Voltage-Capacity (mAh) - Load Resistance (Ω) - Diameter Size (mm) - Height Size (mm) - Weight (g)
AG10 1.5v-80-15K-11.6-3.1-1.10
Price: $1.99
https://s.click.aliexpress.com/e/_9wJpDn