1. Basic product information:
(1)Product name: B20 Double Head Screwdriver Tester Pen
(2)Product weight: 48g
(3)Shell material: ABS plastic
(4)Batch length: 72mm/2.8 in
(5)Bit Specifications: Word+Cross,Double Head
(6)AC voltage range: Non-contact measurement: 30~1000V;  Contact measurement: 11V~ 450V
(7)Frequency:50~ 60Hz

2. Product function introduction:
(1)Recognition of zero and fire wire: High electric field strength or high voltage value is the fire line
(2)Alarm method: Screen backlight color change + sound
(3)Inductive sensitivity indication: Three grid scale indication: "-" weak electric field;"--" medium electric field; "---" strong electric field
(4)On-off beep:  Conductor:The screen shows 0, and the buzzer sounds
(5)Battery undervoltage: When in use, the screen shows "LO" to indicate that the battery is low and needs to be replaced

3. Product Features:
(1)Intelligent motherboard chip: built-in intelligent motherboard chip, professionally upgrade the chip control program, and use electricity safely, starting from the "core".
(2)Humanized pen clip design is convenient for electrical maintenance and carrying.
(3)maintenance electric test / screwdriver assistance.

4. Application:
It can be used in electronic factories, electrical appliances, automobile maintenance, households, etc., and has a wide range of uses.

5. Packaging List:
1 X B20 Screwdriver Pen(without battery)
1 X User Manual

1 X Packing Box