Transparent plastic small and lightweight electrical insulation flathead test pen screwdriver type. Premium transparent ABS plastic body ensures durability, clarity, and electrical insulation up to 500V. Precision-molded flathead tip fits tightly into screws for secure grip and efficient electrical conductivity testing. Ultra-lightweight design (under 20g) reduces hand fatigue during prolonged use by electricians, DIYers, or maintenance professionals. Dual-function tool combines voltage testing and screwdriving capabilities in one compact unit. Smooth polished surface resists dirt accumulation while allowing easy visual inspection of internal components. Ideal for residential wiring checks, automotive electrical diagnostics, and appliance repair scenarios. Complies with international electrical safety standards for professional-grade reliability.