Normally closed magnetic contacts with a short 3/4" switch.
Excellent experience with this vendor
82-4750 - 12V 5.0Ah Rechargable Sealed Lead Acid Battery
ELK Sealed Lead Acid Batteries are excellent for the following applications with regard to size, Amp hour rating, and proper terminal connections: battery backup (for Access Control Systems, Fire Alarm Systems, and Security Alarm Systems), emergency lights, lighte...
82-13881 - Recessed Alarm Switch White Stubby Switch And Magnet
21-11682 - Plastic Compartment Box - 10 Compartments
Plastic compartment boxes manufactured from polypropylene. Transparent hinged lid for easy opening and closing.
22-10967 - Black Nylon Polyurethane Coated Gloves Large
Use to protect hands from grease, dirt, or injuries while working around the home, garage, or workshop Soft and flexible nylon with polyurethane coating that is stronger than leather and allows for greater finger movement and grip Size large MFG# 54722
I have dealt with MCM Electronics a number of times and have been more than satisfied.