2 PCS Electric Roller Shutter Waterproof Copy Universal Remote Controller Garage Door Remote Control Key(430MHz)

1. Material: ABS2. Size: about 6x3.5x1.5 cm/piece3. Frequency: 433/315/430/418/390/350/330/310MHz4. Working voltage: 5V5. Remote control distance: within 50 meters6. Applicable chips: all fixed code chips7. Power supply: contains a 23A 12V lithium battery8. Scope of application: all kinds of rolling doors retractable doors garage doors barriers etc.Features:1. CD craft button one-button switch simple and convenient2. Copy type one-click copy3. ABS metal inner frame compressive and wear-resistant waterproof and rainproof4. Transmitting chip stable signal strong penetrability about 50m remote control distance easy to use5. Intelligent indicator light display sliding shell with resistance durable keys6. Streamlined design comfortable to touch with keychain convenient to carry and safe to useHow to choose the remote control:1. Make sure there is a remote control that can be used normally2. Check whether there is learning code copy copy dial code etc. on the back or i