Model Specifications: CHJ-3000 Product Name: 3000 m launch pad Operating voltage (V): DC 9 Size (mm): 49 * 31 * 8 Operating frequency (MHZ): 315 (260-440 more than 20 kinds of frequency optional) Standard 315M Operating current (mA):> 100 Launch distance (m): 3000 Encoding Type: Fixed 2262 product manual: product manual: This section of the transmitter module for my company launched a series of excellent performance, the farthest (in the industry) high efficiency of electromagnetic conversion, transmission power, low power consumption, the use of SAW device frequency stabilization, 6. 5G UHF transistor. Encoding chip PT2262, high-end generous shape. Meet all aspects, the level of application. Scope of application: 1, car, motorcycle alarm; 2, home burglar alarm; 3, a variety of remote control, electric curtains, shutter doors, parking control system; Technical indicators: Operating Voltage 9V Working current More than 100MA Oscillation mode SAW resonance Modulation mode ASK working frequency 315 MHz, 433.92 MHz, Special frequency can be customized Frequency deviation ± 3kHz (max) Encoding format PT2262 Transmit power Greater than 55mW Performance characteristics: 1. Four-way launch 2 . High stability, the use of SMT imported chip components, SAW resonator frequency stabilization (SAW), 6.5G UHF transistor; 3. 2262 encoding chip, a variety of oscillation resistance to choose from;