Specifications:Negative temperature coefficient (NTC) thermistorR @ 25: K100K-1%B25/50: K3950-1%Element: thermistor type MJB2Characteristics:(1) Electrical Characteristics   A: resistance value: R (25 ° C) = 100K ± 1%   B: B value: B = 3950 ± 1%   C: Insulation resistance 50MΩ or more DC500V megger (between glass and lead(2) Thermal time constant (τ): Τ≤10 17S (in still air)(3) Operating temperature range:-50° C  ~+ 260 ° C