Usage Tips:1. Working voltage: DC12V2. working current: Less than 100 mA3. user capacity:150004. Heavy volume:80 g5. Ambient temperature:-20℃ to 60℃Card read distance:1-10cmSet the card:Step 1: power off, connect S1 jumper cap 2, 3, side, back to electricity, three nights after the green light flash.Step 2: brush two consecutive blank card (the first one to increase the card, the second delete card), the red light flashing, continuous short at this time.Step 3: power off, reconnect the jumper cap 1, 2, and finally to electricity, card increase.Add or Del users:Add user: in standby mode, brush "add card", then brush to add user card in a row, then brush "add card" to exitDelete users: in standby mode, brush "Del card", then brush to remove user card in a row, then brush "Del card" to exitDelete all user: in standby mode, brush "Del card", then brush "add card", then brush "Del card" to exit.Due to different product batches, the appearance may be different, which does not affect use.Type:125KHZ RFID Version/13.56Mhz IC VersionColour:As ShownMaterial:PC+MetalPackage Contents:1* Access Control module KitOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.