COMPATIBLE MODELS: Fully compatible with DSC WTK5504 wireless keypad, WS4920HE wireless repeater, WKA5504 and other systems using part numbers 4PH-H-AA2100-S-D22, 17000153, DSC-BATT2148V.
BATTERY SPECIFICATIONS: Rated at 4.8 Volts and 2100mAh capacity, this pack uses nickel-metal hydride chemistry for stable and rechargeable performance in security applications.
SIZE AND DIMENSIONS: Measures approximately 57.15mm x 52.83mm x 15.24mm (2.25 x 2.08 x 0.60 in), providing compact form for tight installation spaces.
DURABLE DESIGN: Engineered with high-efficiency Ni-MH cells, it resists memory effect and delivers consistent voltage output in home or business security devices.
PACKAGE CONTENTS: Includes 2 x rechargeable battery packs. Each pack is backed by a 24-month worry-free warranty and quality assurance from Elxjar.