Features 1、Application Scope: Multi frequency copy remote control, compatible with CAME TOP432NAEEV433.92MHz301 rolling code DOORHAN, with 280‑868MHz frequency range, 100‑150 meters open space transmission distance. 2、Good Compatibility: With high transmission power, it supports automatic recognition of ASK signal and can copy and replicate most of the original remote controllers for road gates or retractable doors on the market. 3、High Accuracy: The working frequency of the cloning remote control is 433MHz, and the receiving sensitivity is ≥ 105dB, ensuring accurate and reliable replication and meeting more remote control cloning needs. 4、Application: Suitable for various electric roller shutter door, lifting equipment, gate, telescopic door controller, elevator, LED light switch, motor switch, curtain controller, motorcycle and electric car antitheft alarm, etc. 5、Operation Buttons and Battery: This remote control duplicator features 4 buttons design, with compact size, and convenient operation. Powered by 2pcs CR2016 button batteries, which is convenient to use at any time. Specification Item Type: Multi Frequency Cloning Remote Control Material: ABS Battery Type: 2 x CR2016 Button Battery (built in) Battery Capacity: 150mAh Product Model: CHJ-009KB Working Voltage: DC12V Working Frequency: 433MHz Receiving Sensitivity: ≥105dB Encoding Type: Full Frequency Cloning Remote Control Open Space Transmitting Distance: Approx. 100-150m / 328.1-492.1ft (Actual distance depends on the environment) Package List 1 x Multi Frequency Cloning Remote Control