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S222 Wireless 4-Digit Keypad
Features：
â—†15 seconds entry/exit delay facility
â—†4-digit personal code
â—†LED gives visual confirmation of transmission
â—†Design for indoor use
Specification：
Frequency
433MHz
Stand-by Current
10uA Max.
Operating Current
10mA Max.
Low Battery Voltage
7 ± 0.35V
Transmission Time
1.0 ± 0.2 Sec.
Battery Type
9V Alkaline Battery
 

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