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Get it between 2025-08-29 to 2025-09-05. Additional 3 business days for provincial shipping.
The Signal Amplifier is specialized in 433MHz , specially for 433MHz alarm kit
The Wireless signal repeater is a special kind device for extending distance between alarm host and its detectors or sensors
It can enhance the original weak signal with stronger power so that enlarge the transmitting distance
If you are using 433MHz based alarm series, if there has many walls or doors between alarm host and detectors/sensors, then it would be your ideal choice
Specifications Technical Parameter:Working VoltageDC 12V Operating current:150 to 180mA Transmitting frequency:433MHz Receiving time:3s(not transmitting signal when it received) Transmitting time:3 to 10s(not receiving signal when it transmitted) Oscillation resistance:1.5M to 4.7M Transmitting distance:300meters in open area Widely used in encode IC:1527 Ability to learn the items:Max to 100 items 1. To learn: Press learning button a few seconds until indicator is flashing, release hands. Then press the transmitter, led is off. It learns successfully. 2. To delete: Press button 3s, the indicator flashes until it is off, release your hands, it deletes successfully. 3. Notes: 1) None code: no learning, no transmitting 2) Transmitting time should not be too long, 3-10s is the best time! Avoid to a long time destroying the transmitter module 3) The middle one is the transmitting indicator, the left one is the learning indicator and the fight one is the power indicator Package Included: 1 x JC Wireless 433MHz Signal Booster 1 x Transformer 1 x English User manual