... -theft alarm function Supported mobile phone charger Supported mobile phone display, bundl Product parameters: Power supply: 7V, 0.5A switching power ... : <4uA Dimensions: height: 140MM Installation steps: 1.Fixed alarm, rubber open 3M at the bottom of the security, sticking clean on ... . 3. Fixed phones, supporting 3M of rubber on the alarm open, sticking to the back of the phone; 4. Contact rubber ...