Specifications:
Model: UT12B
AC Voltage (V): 90V ~ 1000 V
Frequency (Hz): 50/60Hz

Features:    
Beeper Indicator: Cancelable
Flashing LED light Indicator: √
Auto Power Off:    Around 3 Minutes
Low Battery Indication:    ≤2.0V
NCV Detection By: Auto Sense

General Characteristic:
Power: 1.5V Batteries (R03) × 2
Product Color: Red and Grey
Product Net Weight: 50g
Product Size: 150mm * 20mm
Package Size: 23 * 10 * 2cm / 9.1 * 3.9 * 0.8in
Package Weight: 64g / 2.3oz

Package list:
1 * UNI-T UT12B AC Voltage Detectors