1. Basic product information:
(1)Product name: B21 Multifunctional Digital Screwdriver Teste Pen
(2)Product weight: 109g
(3)Shell material: ABS plastic

(4)Batch length: 190mm/7.48 in
(5)Battery type: 3.7V 14500mA lithium battery
(6)Bit Specifications: Replaceable batch head
(7)AC voltage range: Non-contact measurement: 30~1000V;  Contact measurement: 3V~ 600V
(8)Frequency:50~ 60Hz

2. Product function introduction:

(1) 2-in-1 Dual-Mode Voltage Detection

NCV Non-Contact Test: 30~1000V AC, 3-level sensitivity, red alert + buzzer, safe live wire check

Contact Precision Test: 3V~600V AC, data hold, clear digital reading

(2) 11-in-1 Multi-Bit Screwdriver

All-in-one design with 11 replaceable bits, one tool for testing & screwdriving

(3)Smart & Safe Design

Type-C rechargeable, 5min auto-off, low battery alert

Built-in LED flashlight for dim environments

CE CAT.II 1000V certified insulated handle

(4) Practical Auxiliary Functions

Circuit continuity test with buzzer alert

Dual-color display (red for high voltage, green for low)

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

4. Packaging List:
1 X B21 Screwdriver Pen

10 X Batch Heads

1 X Charging Cable
1 X User Manual

1 X Storage Bag

1 X Packing Box