Compatible Phone Manufacturer: MacBook Pro 13'' M1 2020, MacBook Air 2023, MacBook Pro 13'', Dell XPS 13 9360/9380, ThinkPad E490, HP Spectre Folio, ThinkPad X390, Google Pixelbook, Microsoft Surface Book 2, iPad mini 5, 4, iPad Pro, and iPad 2018 and later.
Specifications: User interface
Slide switch selects Continuity or Tone Mode
Push button switch selects SOLID, ALT or OFF
Tone mode LED
Continuity/Polarity LED
Solid Frequency
1000 Hz nominal
Alternating Frequency
1000/1500 Hz nominal
Over Voltage Protection
60 Vdc in Toner/Polarity Mode
Output Power in Tone Mode
8 dbm into 600 ohms
Output Voltage Level in Continuity Mode
8 Vdc with fresh battery
Battery
9V alkaline
Temperature
Operating: -20° C to 60° C, Storage: -40° C to 70° C
Case dimensions
2.7 in. x 2.4 in. x 1.4 in. (6.9 cm x 6.1 cm x 3.6 cm)