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PST-DS100B Wireless Door Magnet Sensor with built-in antenna. Long-range 433MHz transmission up to 200m, powered by 23A 12V battery. Compact, easy to install, with low power consumption and reliable performance for smart home security.
PST-IR200B Wireless PIR Motion Sensor with built-in antenna. Detects motion up to 12m with a 110° wide angle. Works on 433MHz/315MHz frequency with 100–150m transmission range. Powered by a 6F22 DC9V battery. Compact, reliable, and easy to install for smart home alarm systems.
PST makes the individual sensors that turn a single alarm hub into actual coverage of a house — the parts you add one at a time as you work out where the gaps are.
Fahmoon stocks two. The IR200B is a wireless PIR motion sensor with a built-in antenna, detecting movement up to 12m across a 110° arc and transmitting 100–150m back to the hub on 433MHz or 315MHz; it ships with its battery, a bracket, screws and wall plugs. The DS100B door and window sensor transmits up to 200m on 433MHz and arrives with its adhesive pad and battery. Neither needs a drill.
Both carry a 6-month warranty, ship cash on delivery in 1–2 working days inside Dhaka and 2–4 days outside, and can be returned or replaced within 7 days of delivery if they arrive defective, damaged or wrong — we pay the return shipping.
