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Responsive Electrical Tester Pen
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【Safe＆High-quality】Our tester pen is composed of high-quality and durable ABS handle, slotted point screwdriver, spring, Led tube and resistance block, which ensure the safety while using
【Self Check Function】In self-check before use, please hold the pen tip with one hand and touch the tail with the other hand. When the light is on, it means the tester pen is normal and has sufficient power. No light indicates that the battery needs to be replaced.
【Automatically Induction】As long as it is close to the insulation of the wire, the plastic shell of the electrical appliance, etc., when the light is on, it means that the line is live. You need to fix or change this wire instantly.
Total Length: 14 cm
Battery: CR-Vx3 (included)
Store In A Cool, Dry Place.
Gently Wipe To Remove Dust.
1 x Responsive Electrical Tester Pen