[Battery Size]:6mm x 15mm x 20mm (Depth x Width x Length)
【Compatible Devices】: Suitable for use in medical devices and as a tracking battery.
[Features]: Lithium-ion battery, nominal voltage 3.7 V, fully charged voltage 3.7 V, built-in Seiko battery protection module to prevent overcharging and short circuits.
[Connection Type]: JST grid 1.25 mm, 1.25 pins, cable length: 50 mm
[Note]: Before replacing the battery, check the polarity relative to the old battery. The red wire is the positive terminal ("+"), the black wire is the negative terminal ("-"). If the polarity is reversed, check the position of the connection cable.