Micro 0.31g hinge actuator with PCB pad,The resistance is about 60 ohms,work for 1S(3.7V)Lipo Battery,don't worry about coil lead break with PCB pad and easy to install 

Lead length is about 75mm，Need to solder the plug by yourself.

The package.The magnet of keeping back needs to be installed by yourself, one 1mm diameter, and one 1.5mm diameter

It is about 12mm square

It is about 0.31g without the keeping magnet