Best Closed Circuit Television

Universal Projector Mount Projector Ceiling Mount 360° Rotatable Tilt 180° Projector Wall Mount Hanger with Length 7in /18cm Compatible with Most Mini Projector CCTV DVR Lamp Camera for Home Office

  • 1. Adjustable projector mount bracket can rotate 360 degrees and tilt 180 degrees with a knob to fix the angle easily.The length of projector holder is 7 in /18 cm..
  • 2. Projector wall mount is made of high-quality aluminium alloy. The wall tube is designed to be thicker. It is suitable for equipment with large base such as mini projector and camera. The actual maximum carrying capacity is 11 lbs/5 kg..
  • 3. The installation of mini projector mount is easy. We are equipped with screw and screw hole filler and other accessories. You can install them on the ceiling or on the wall. (pls tighten all parts, screw in solid spot, use toggle bolts for drywall.).
  • 4. Universal projector mount pole has three different sizes of screw connectors to achieve maximum compatibility. Applicable to office, home or classroom multi-functional projector, closed-circuit television, digital video recorder, camera, tracking camera, CCTV, LED lamp holder, etc. Attached M4 and M6 conversion screws, cost-effective!.
  • 5. Projector ceiling mount has excellent Warranty:1-year-replacement / refund. Please tell us about any problem! We will try our best to serve our dear customers!.
Check Stock

Air Curtain Door Switch Mars TZ6112 Combo Microswitch 42151

  • 10 Brown ABS Normally Closed Door Contact Switch.
  • Will make Sense Door Closer at Roughly ¾” or 15mm.
  • This Contact Works with Any Access Control or Burglar Alarm System Available.
  • NORMALLY CLOSED: When the door or window is open, the contact will give an open signal and when the door is closed the contact will give a closed (circuit) signal..
Check Stock

Flair Electronics Recessed Contact, Wire Leads, VIP94-2 (10 Pack)

  • 5 Brown ABS Normally Closed Miniature Door Contact Switch 5/8 by 3/8 with 11" pigtail.
  • Will Sense Door Closer at Roughly 1/2” or 10mm.
  • This Contact Works with Any Access Control or Burglar Alarm System Available.
  • NORMALLY CLOSED: When the door or window is open, the contact will give an open signal and when the door is closed the contact will give a closed (circuit) signal..
Check Stock

DYNWAVE 50cm X 6063 Aluminium Alloy Al Si, 8mm

  • 1 White ABS Normally Closed Miniature Door Contact Switch 5/8 by 3/8 with screw terminals to terminate alarm system wires.
  • Will Sense Door Closer at Roughly 1/2” or 10mm.
  • This Contact Works with Any Access Control or Burglar Alarm System Available.
  • NORMALLY CLOSED: When the door or window is open, the contact will give an open signal and when the door is closed the contact will give a closed (circuit) signal..
Check Stock

Fielect Rolling Door Contact Magnetic Reed Switch Alarm for N.C. Applications OC-55

  • [Dimension] - Cable Length:460 mm；Sensing Distance: 40-50 mm；Total Size: 105 x 37 x 9.7mm, 105 x 15.7 x 15.3mm (L*W*H).
  • [Normally Closed] - N.C. means Normally Closed: When the magnet together, the circuit is conductive( light on ).
  • when the magnet separates, the circuit is not conductive ( light off )..
  • [Material] - The magnetic switch alarm is with durable zinc alloy housing for better rust resistance.
  • [Applications] - The Rolling Door Contact is designed for use with window and door alarm systems, such as a garage, shops, etc..
Check Stock

QMseller MC-33C Normally Closed Recessed Window Door Contact Sensor Alarm Magnetic Reed Switch 2 Sets

  • Work as an anti-theft alarm, ideal for metal door and window.
  • NC means Normally Closed:When the magnet together, the circuit is conductive( light on ).
  • when the magnet separate, the circuit is not conductive ( light off ).
  • These are the door contact sensors that are in use with any and all commercial or residential card access systems as well as all security burglar alarm system.
Check Stock

GDQLCNXB 2 Sets MC-33C Normally Closed Recessed Window Door Contact Sensor Alarm Magnetic Reed Switch

  • 3.NC means Normally Closed:When the magnet together, the circuit is conductive( light on ).
  • when the magnet separate, the circuit is not conductive ( light off ).
  • 4.Work as an anti-theft alarm, ideal for metal door and window.
  • 5.These are the door contact sensors that are in use with any and all commercial or residential card access systems as well as all security burglar alarm system.
Check Stock

433MHZ Door Window Sensor detector working with 433mhz alarm system hub required

  • 1.NC means Normally Closed:When the magnet together, the circuit is conductive( light on ).
  • when the magnet separate, the circuit is not conductive ( light off ). When make order,pls check carefully!.
  • Max.Working Voltage: 100V,Contacts Status : NC (Normally Closed).
  • package Content : 6x Door Magnetic Switch.
  • 5.These are the door contact sensors that are in use with any and all commercial or residential card access systems as well as all security burglar alarm system..
Check Stock

PBD 2 Way HD Digital 1Ghz High Performance Coax Cable Splitter

  • Internal circuit board for better reliability/durability.
  • coaxial cable splitter splits an incoming coaxial signal from cable television (CATV), VCR, satellite receiver, cable box, or antenna into multiple outgoing signals.
  • Low signal loss of 3.5db on each output port improving performance and speeds.
Check Stock