Introducing the Datalogic spare battery, a high-quality 2550 mAh battery that is compatible with GBT4200 and GM4200 devices. This spare battery, manufactured by Datalogic, is designed to provide long-lasting power and reliability. With a weight of 0.09kg, it is lightweight and easy to carry. Don't let your device run out of power when you need it the most, invest in the Datalogic spare battery for peace of mind and uninterrupted performance.