Amazon.com: Shoulder Heating pad, Heating Shoulder wrap, Relieve Pain and Fatigue, Heating Vibration Massage Protector Suitable for Middle Aged and Elderly Patients with Neck and Shoulder Joint Strain (A 1) : Health & iphone charger makes noise when plugged in It's problem or not? Heated shoulder massager HoMedics Vibration Neck and Shoulder Wrap Gray Vibrating keyboard? That tiny motor spinning up for every single letter you type is eating your battery alive. Go to Sounds & Haptics > Keyboard Feedback and turn Haptic OFF to save power. , Watch