The CS-ZTK255SL is a replacement rechargeable battery for ZKTeco products.

Installation requires attachment of the included red(+) and black(-) wires to their proper locations, with respect to polarity.

This battery replaces the following OEM part number(s):

• ZKTeco YT105050
• ZKTeco YT105050

This battery is compatible with the following model(s):

• ZKTeco ZK-255
• ZKTeco Multifunctional Air Quality Detector
• ZKTeco AQD-V43-W

Specifications:

Voltage	3.7V
Chemistry	Li-Polymer
Capacity	3000mAh
Dimensions	49.60 x 49.50 x 9.70mm
Color	Black
Weight	73 g